Q3 0000046195 --12-31 false us-gaap:AccountingStandardsUpdate201613Member P5Y1M2D P6Y2M12D 0000046195 2020-01-01 2020-09-30 0000046195 exch:XNYS 2020-01-01 2020-09-30 xbrli:shares 0000046195 2020-10-22 iso4217:USD 0000046195 2020-07-01 2020-09-30 0000046195 2019-07-01 2019-09-30 0000046195 2019-01-01 2019-09-30 iso4217:USD xbrli:shares 0000046195 2020-09-30 0000046195 2019-12-31 0000046195 us-gaap:CommonStockMember 2019-12-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-12-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-12-31 0000046195 us-gaap:RetainedEarningsMember 2019-12-31 0000046195 us-gaap:TreasuryStockMember 2019-12-31 0000046195 us-gaap:RetainedEarningsMember 2020-01-01 2020-03-31 0000046195 2020-01-01 2020-03-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-01-01 2020-03-31 0000046195 us-gaap:RetainedEarningsMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2019-12-31 0000046195 srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2019-12-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-01-01 2020-03-31 0000046195 us-gaap:CommonStockMember 2020-01-01 2020-03-31 0000046195 us-gaap:TreasuryStockMember 2020-01-01 2020-03-31 0000046195 us-gaap:CommonStockMember 2020-03-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-03-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-03-31 0000046195 us-gaap:RetainedEarningsMember 2020-03-31 0000046195 us-gaap:TreasuryStockMember 2020-03-31 0000046195 2020-03-31 0000046195 us-gaap:RetainedEarningsMember 2020-04-01 2020-06-30 0000046195 2020-04-01 2020-06-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-04-01 2020-06-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-04-01 2020-06-30 0000046195 us-gaap:CommonStockMember 2020-04-01 2020-06-30 0000046195 us-gaap:TreasuryStockMember 2020-04-01 2020-06-30 0000046195 us-gaap:CommonStockMember 2020-06-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-06-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-06-30 0000046195 us-gaap:RetainedEarningsMember 2020-06-30 0000046195 us-gaap:TreasuryStockMember 2020-06-30 0000046195 2020-06-30 0000046195 us-gaap:RetainedEarningsMember 2020-07-01 2020-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-07-01 2020-09-30 0000046195 us-gaap:CommonStockMember 2020-07-01 2020-09-30 0000046195 us-gaap:TreasuryStockMember 2020-07-01 2020-09-30 0000046195 us-gaap:CommonStockMember 2020-09-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2020-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-09-30 0000046195 us-gaap:RetainedEarningsMember 2020-09-30 0000046195 us-gaap:TreasuryStockMember 2020-09-30 0000046195 us-gaap:CommonStockMember 2018-12-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000046195 us-gaap:RetainedEarningsMember 2018-12-31 0000046195 us-gaap:TreasuryStockMember 2018-12-31 0000046195 2018-12-31 0000046195 us-gaap:RetainedEarningsMember 2019-01-01 2019-03-31 0000046195 2019-01-01 2019-03-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-03-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-03-31 0000046195 us-gaap:CommonStockMember 2019-01-01 2019-03-31 0000046195 us-gaap:TreasuryStockMember 2019-01-01 2019-03-31 0000046195 us-gaap:CommonStockMember 2019-03-31 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-03-31 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-03-31 0000046195 us-gaap:RetainedEarningsMember 2019-03-31 0000046195 us-gaap:TreasuryStockMember 2019-03-31 0000046195 2019-03-31 0000046195 us-gaap:RetainedEarningsMember 2019-04-01 2019-06-30 0000046195 2019-04-01 2019-06-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-04-01 2019-06-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-04-01 2019-06-30 0000046195 us-gaap:CommonStockMember 2019-04-01 2019-06-30 0000046195 us-gaap:TreasuryStockMember 2019-04-01 2019-06-30 0000046195 us-gaap:CommonStockMember 2019-06-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-06-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-06-30 0000046195 us-gaap:RetainedEarningsMember 2019-06-30 0000046195 us-gaap:TreasuryStockMember 2019-06-30 0000046195 2019-06-30 0000046195 us-gaap:RetainedEarningsMember 2019-07-01 2019-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-07-01 2019-09-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000046195 us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000046195 us-gaap:TreasuryStockMember 2019-07-01 2019-09-30 0000046195 us-gaap:CommonStockMember 2019-09-30 0000046195 us-gaap:AdditionalPaidInCapitalMember 2019-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-09-30 0000046195 us-gaap:RetainedEarningsMember 2019-09-30 0000046195 us-gaap:TreasuryStockMember 2019-09-30 0000046195 2019-09-30 0000046195 boh:LowincomehousingpartnershipsMember 2020-01-01 2020-09-30 0000046195 us-gaap:OtherLiabilitiesMember 2020-09-30 0000046195 us-gaap:OtherLiabilitiesMember 2019-12-31 0000046195 boh:SolarenergypartnershipsMember 2020-01-01 2020-09-30 0000046195 us-gaap:OtherAssetsMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2020-09-30 0000046195 us-gaap:OtherAssetsMember us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember 2019-12-31 0000046195 srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember us-gaap:AccountingStandardsUpdate201613Member 2020-01-01 0000046195 srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember us-gaap:AccountingStandardsUpdate201613Member 2020-01-01 2020-01-01 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:CommercialLoanMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember us-gaap:CommercialLoanMember 2020-01-01 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember us-gaap:CommercialLoanMember 2020-01-01 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember us-gaap:ConsumerLoanMember 2020-01-01 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember us-gaap:ConsumerLoanMember 2020-01-01 0000046195 us-gaap:AccountingStandardsUpdate201613Member 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2020-01-01 0000046195 us-gaap:USTreasuryAndGovernmentMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember 2020-09-30 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember 2020-09-30 0000046195 us-gaap:CorporateDebtSecuritiesMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember 2020-09-30 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember 2020-09-30 0000046195 us-gaap:MortgageBackedSecuritiesMember 2020-09-30 0000046195 us-gaap:USTreasuryAndGovernmentMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember 2019-12-31 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember 2019-12-31 0000046195 us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember 2019-12-31 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember 2019-12-31 0000046195 us-gaap:MortgageBackedSecuritiesMember 2019-12-31 0000046195 us-gaap:AvailableforsaleSecuritiesMember 2020-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember 2019-12-31 0000046195 us-gaap:HeldtomaturitySecuritiesMember 2020-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember 2019-12-31 0000046195 us-gaap:USGovernmentAgenciesDebtSecuritiesMember 2020-09-30 boh:security xbrli:pure 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2020-01-01 2020-09-30 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2020-04-01 2020-06-30 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2020-06-30 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:ConstructionLoansMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:ConstructionLoansMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:LeaseFinancingMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:LeaseFinancingMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 boh:AccruedInterestReceivableMember 2020-09-30 0000046195 boh:AccruedInterestReceivableMember 2019-12-31 0000046195 boh:PaycheckProtectionLoansAdministeredBySBAMember 2020-09-30 0000046195 boh:PaycheckProtectionLoansAdministeredBySBAMember srt:MinimumMember 2020-01-01 2020-09-30 0000046195 boh:PaycheckProtectionLoansAdministeredBySBAMember srt:MaximumMember 2020-01-01 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdOneMember 2020-01-01 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdOneMember srt:MaximumMember 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdTwoMember 2020-01-01 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdTwoMember srt:MinimumMember 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdTwoMember srt:MaximumMember 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdThreeMember 2020-01-01 2020-09-30 0000046195 boh:PaycheckProtectionProgramLoanProcessingFeesThresholdThreeMember srt:MinimumMember 2020-09-30 boh:Loan 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2020-06-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2020-06-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2020-07-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2020-07-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:CommercialPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:CommercialPortfolioSegmentMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:ConsumerPortfolioSegmentMember srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:CommercialPortfolioSegmentMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member us-gaap:ConsumerPortfolioSegmentMember srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201613Member srt:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2020-01-01 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2019-06-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2019-06-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2019-07-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2019-07-01 2019-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2019-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember 2018-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2018-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember 2019-01-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember 2019-01-01 2019-09-30 0000046195 us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember 2020-01-01 2020-09-30 0000046195 us-gaap:SubstandardMember us-gaap:ResidentialMortgageMember 2020-01-01 2020-09-30 0000046195 us-gaap:SubstandardMember us-gaap:HomeEquityMember 2020-01-01 2020-09-30 0000046195 us-gaap:SubstandardMember 2020-01-01 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember us-gaap:SpecialMentionMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember us-gaap:SpecialMentionMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:ConstructionLoansMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:LeaseFinancingMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:LeaseFinancingMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityLoanMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityLoanMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember boh:OtherLoansMember us-gaap:PassMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember boh:OtherLoansMember us-gaap:SubstandardMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember boh:OtherLoansMember 2020-09-30 0000046195 boh:CommercialAndIndustrialMember us-gaap:CommercialPortfolioSegmentMember us-gaap:PassMember 2019-12-31 0000046195 us-gaap:CommercialRealEstateMember us-gaap:CommercialPortfolioSegmentMember us-gaap:PassMember 2019-12-31 0000046195 us-gaap:ConstructionLoansMember us-gaap:CommercialPortfolioSegmentMember us-gaap:PassMember 2019-12-31 0000046195 boh:LeaseFinancingMember us-gaap:CommercialPortfolioSegmentMember us-gaap:PassMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:PassMember 2019-12-31 0000046195 boh:CommercialAndIndustrialMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SpecialMentionMember 2019-12-31 0000046195 us-gaap:CommercialRealEstateMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SpecialMentionMember 2019-12-31 0000046195 us-gaap:ConstructionLoansMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SpecialMentionMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:SpecialMentionMember 2019-12-31 0000046195 boh:CommercialAndIndustrialMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SubstandardMember 2019-12-31 0000046195 us-gaap:CommercialRealEstateMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SubstandardMember 2019-12-31 0000046195 us-gaap:ConstructionLoansMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SubstandardMember 2019-12-31 0000046195 boh:LeaseFinancingMember us-gaap:CommercialPortfolioSegmentMember us-gaap:SubstandardMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:SubstandardMember 2019-12-31 0000046195 us-gaap:ResidentialMortgageMember us-gaap:PassMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:HomeEquityMember us-gaap:PassMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:AutomobileLoanMember us-gaap:PassMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:PassMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:PassMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:ResidentialMortgageMember us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:HomeEquityMember us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:AutomobileLoanMember us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:SubstandardMember us-gaap:ConsumerPortfolioSegmentMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember boh:CommercialAndIndustrialMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:CommercialRealEstateMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ConstructionLoansMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember boh:LeaseFinancingMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ResidentialMortgageMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:HomeEquityMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:AutomobileLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ConsumerLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember 2020-09-30 0000046195 us-gaap:FinancingReceivables30To59DaysPastDueMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember boh:CommercialAndIndustrialMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:CommercialRealEstateMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ConstructionLoansMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember boh:LeaseFinancingMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ResidentialMortgageMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:HomeEquityMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:AutomobileLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables30To59DaysPastDueMember 2019-12-31 0000046195 us-gaap:FinancingReceivables30To59DaysPastDueMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember boh:CommercialAndIndustrialMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:CommercialRealEstateMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ConstructionLoansMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember boh:LeaseFinancingMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ResidentialMortgageMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:HomeEquityMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:AutomobileLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ConsumerLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember 2020-09-30 0000046195 us-gaap:FinancingReceivables60To89DaysPastDueMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember boh:CommercialAndIndustrialMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:CommercialRealEstateMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ConstructionLoansMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember boh:LeaseFinancingMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ResidentialMortgageMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:HomeEquityMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:AutomobileLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivables60To89DaysPastDueMember 2019-12-31 0000046195 us-gaap:FinancingReceivables60To89DaysPastDueMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember boh:CommercialAndIndustrialMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialRealEstateMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConstructionLoansMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember boh:LeaseFinancingMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ResidentialMortgageMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:HomeEquityMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:AutomobileLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerLoanMember 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2020-09-30 0000046195 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember boh:CommercialAndIndustrialMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:CommercialRealEstateMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConstructionLoansMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember boh:LeaseFinancingMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ResidentialMortgageMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:HomeEquityMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:AutomobileLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember us-gaap:ConsumerLoanMember 2019-12-31 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2019-12-31 0000046195 us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember 2019-12-31 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialMortgageMember 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialMortgageMember 2019-12-31 0000046195 2019-01-01 2019-12-31 0000046195 srt:MaximumMember us-gaap:ResidentialMortgageMember 2020-01-01 2020-09-30 0000046195 srt:MaximumMember boh:LandLoanMember 2020-01-01 2020-09-30 boh:contract 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2020-07-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2020-07-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2020-07-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2020-07-01 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2019-07-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2019-07-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2019-07-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2019-07-01 2019-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2020-01-01 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2020-01-01 2020-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember boh:CommercialAndIndustrialMember 2019-01-01 2019-09-30 0000046195 us-gaap:CommercialPortfolioSegmentMember us-gaap:CommercialRealEstateMember 2019-01-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2019-01-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:HomeEquityMember 2019-01-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:AutomobileLoanMember 2019-01-01 2019-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ConsumerLoanMember 2019-01-01 2019-09-30 0000046195 srt:MinimumMember 2020-01-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2020-07-01 2020-09-30 0000046195 us-gaap:ConsumerPortfolioSegmentMember us-gaap:ResidentialMortgageMember 2019-07-01 2019-09-30 0000046195 us-gaap:ServicingContractsMember 2020-06-30 0000046195 us-gaap:ServicingContractsMember 2019-06-30 0000046195 us-gaap:ServicingContractsMember 2019-12-31 0000046195 us-gaap:ServicingContractsMember 2018-12-31 0000046195 us-gaap:ServicingContractsMember 2020-07-01 2020-09-30 0000046195 us-gaap:ServicingContractsMember 2019-07-01 2019-09-30 0000046195 us-gaap:ServicingContractsMember 2020-01-01 2020-09-30 0000046195 us-gaap:ServicingContractsMember 2019-01-01 2019-09-30 0000046195 us-gaap:ServicingContractsMember 2020-09-30 0000046195 us-gaap:ServicingContractsMember 2019-09-30 0000046195 us-gaap:ServicingContractsMember 2019-01-01 2019-12-31 0000046195 us-gaap:InterestRateSwapMember 2020-09-30 0000046195 us-gaap:InterestRateSwapMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:MaturityUpTo90DaysMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:MaturityOver90DaysMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:Maturity1To3YearsMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:MaturityAfter3YearsMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:MaturityUpTo90DaysMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:MaturityOver90DaysMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:Maturity1To3YearsMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:MaturityAfter3YearsMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:MaturityUpTo90DaysMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:MaturityOver90DaysMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:Maturity1To3YearsMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:MaturityAfter3YearsMember 2020-09-30 0000046195 boh:MaturityUpTo90DaysMember 2020-09-30 0000046195 us-gaap:MaturityOver90DaysMember 2020-09-30 0000046195 boh:Maturity1To3YearsMember 2020-09-30 0000046195 boh:MaturityAfter3YearsMember 2020-09-30 0000046195 us-gaap:USTreasuryAndGovernmentMember boh:MaturityUpTo90DaysMember 2019-12-31 0000046195 us-gaap:USTreasuryAndGovernmentMember us-gaap:MaturityOver90DaysMember 2019-12-31 0000046195 us-gaap:USTreasuryAndGovernmentMember boh:Maturity1To3YearsMember 2019-12-31 0000046195 us-gaap:USTreasuryAndGovernmentMember boh:MaturityAfter3YearsMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:MaturityUpTo90DaysMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:MaturityOver90DaysMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:Maturity1To3YearsMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember boh:MaturityAfter3YearsMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:MaturityUpTo90DaysMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:MaturityOver90DaysMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:Maturity1To3YearsMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember boh:MaturityAfter3YearsMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:MaturityUpTo90DaysMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:MaturityOver90DaysMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:Maturity1To3YearsMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember boh:MaturityAfter3YearsMember 2019-12-31 0000046195 boh:MaturityUpTo90DaysMember 2019-12-31 0000046195 us-gaap:MaturityOver90DaysMember 2019-12-31 0000046195 boh:Maturity1To3YearsMember 2019-12-31 0000046195 boh:MaturityAfter3YearsMember 2019-12-31 0000046195 us-gaap:InterestRateSwapMember boh:InstitutionalCounterpartiesMember 2020-09-30 0000046195 us-gaap:InterestRateSwapMember boh:InstitutionalCounterpartiesMember 2019-12-31 0000046195 boh:PrivateInstitutionsMember 2020-09-30 0000046195 boh:GovernmentEntitiesMember 2020-09-30 0000046195 boh:PrivateInstitutionsMember 2019-12-31 0000046195 boh:GovernmentEntitiesMember 2019-12-31 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-06-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-06-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-06-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-07-01 2020-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-07-01 2020-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-07-01 2020-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-06-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-06-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-06-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-07-01 2019-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-07-01 2019-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-07-01 2019-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-12-31 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-12-31 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-12-31 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-01-01 2020-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2020-01-01 2020-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-01-01 2020-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2018-12-31 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2018-12-31 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2018-12-31 0000046195 us-gaap:AvailableforsaleSecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-01-01 2019-09-30 0000046195 us-gaap:HeldtomaturitySecuritiesMember us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember 2019-01-01 2019-09-30 0000046195 us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-01-01 2019-09-30 0000046195 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:AmortizationofUnrealizedGainsLossesofInvestmentSecuritiesTransferredfromAFStoHTMMember 2020-07-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:AmortizationofUnrealizedGainsLossesofInvestmentSecuritiesTransferredfromAFStoHTMMember 2019-07-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2020-07-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2019-07-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2020-07-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2019-07-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-07-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-07-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember 2019-07-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:AmortizationofUnrealizedGainsLossesofInvestmentSecuritiesTransferredfromAFStoHTMMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:AmortizationofUnrealizedGainsLossesofInvestmentSecuritiesTransferredfromAFStoHTMMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:SaleofInvestmentSecuritiesAvailableforSaleMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember boh:SaleofInvestmentSecuritiesAvailableforSaleMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember 2019-01-01 2019-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-09-30 boh:branch 0000046195 boh:RetailBankingMember 2020-01-01 2020-09-30 boh:atm 0000046195 boh:RetailBankingMember 2020-07-01 2020-09-30 0000046195 boh:CommercialBankingMember 2020-07-01 2020-09-30 0000046195 boh:TreasuryAndOtherMember 2020-07-01 2020-09-30 0000046195 boh:RetailBankingMember 2020-09-30 0000046195 boh:CommercialBankingMember 2020-09-30 0000046195 boh:TreasuryAndOtherMember 2020-09-30 0000046195 boh:RetailBankingMember 2019-07-01 2019-09-30 0000046195 boh:CommercialBankingMember 2019-07-01 2019-09-30 0000046195 boh:TreasuryAndOtherMember 2019-07-01 2019-09-30 0000046195 boh:RetailBankingMember 2019-09-30 0000046195 boh:CommercialBankingMember 2019-09-30 0000046195 boh:TreasuryAndOtherMember 2019-09-30 0000046195 boh:CommercialBankingMember 2020-01-01 2020-09-30 0000046195 boh:TreasuryAndOtherMember 2020-01-01 2020-09-30 0000046195 boh:RetailBankingMember 2019-01-01 2019-09-30 0000046195 boh:CommercialBankingMember 2019-01-01 2019-09-30 0000046195 boh:TreasuryAndOtherMember 2019-01-01 2019-09-30 0000046195 us-gaap:PensionPlansDefinedBenefitMember 2020-07-01 2020-09-30 0000046195 us-gaap:PensionPlansDefinedBenefitMember 2019-07-01 2019-09-30 0000046195 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2020-07-01 2020-09-30 0000046195 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2019-07-01 2019-09-30 0000046195 us-gaap:PensionPlansDefinedBenefitMember 2020-01-01 2020-09-30 0000046195 us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-09-30 0000046195 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2020-01-01 2020-09-30 0000046195 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2019-01-01 2019-09-30 0000046195 us-gaap:PensionPlansDefinedBenefitMember 2020-09-30 0000046195 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember 2020-09-30 0000046195 us-gaap:ForwardContractsMember 2020-09-30 0000046195 boh:ReceiveFixedOrPayVariableSwapMember 2020-09-30 0000046195 boh:PayFixedOrReceiveVariableSwapMember 2020-09-30 0000046195 us-gaap:ForeignExchangeContractMember 2020-09-30 0000046195 boh:VisaConversionRateSwapAgreementMember 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember 2019-12-31 0000046195 us-gaap:ForwardContractsMember 2019-12-31 0000046195 boh:ReceiveFixedOrPayVariableSwapMember 2019-12-31 0000046195 boh:PayFixedOrReceiveVariableSwapMember 2019-12-31 0000046195 us-gaap:ForeignExchangeContractMember 2019-12-31 0000046195 boh:VisaConversionRateSwapAgreementMember 2019-12-31 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:MortgageBankingIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:ForwardContractsMember boh:MortgageBankingIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:ForeignExchangeContractMember us-gaap:OtherIncomeMember 2020-07-01 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:MortgageBankingIncomeMember 2019-07-01 2019-09-30 0000046195 us-gaap:ForwardContractsMember boh:MortgageBankingIncomeMember 2019-07-01 2019-09-30 0000046195 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2019-07-01 2019-09-30 0000046195 us-gaap:ForeignExchangeContractMember us-gaap:OtherIncomeMember 2019-07-01 2019-09-30 0000046195 boh:VisaConversionRateSwapAgreementMember us-gaap:GainLossOnInvestmentsMember1 2019-07-01 2019-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:MortgageBankingIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:ForwardContractsMember boh:MortgageBankingIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:ForeignExchangeContractMember us-gaap:OtherIncomeMember 2020-01-01 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:MortgageBankingIncomeMember 2019-01-01 2019-09-30 0000046195 us-gaap:ForwardContractsMember boh:MortgageBankingIncomeMember 2019-01-01 2019-09-30 0000046195 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2019-01-01 2019-09-30 0000046195 us-gaap:ForeignExchangeContractMember us-gaap:OtherIncomeMember 2019-01-01 2019-09-30 0000046195 boh:VisaConversionRateSwapAgreementMember us-gaap:GainLossOnInvestmentsMember1 2019-01-01 2019-09-30 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2020-09-30 0000046195 boh:VisaClassBRestrictedSecuritiesMember 2019-12-31 0000046195 us-gaap:CommitmentsToExtendCreditMember 2020-09-30 0000046195 us-gaap:CommitmentsToExtendCreditMember 2019-12-31 0000046195 us-gaap:StandbyLettersOfCreditMember 2020-09-30 0000046195 us-gaap:StandbyLettersOfCreditMember 2019-12-31 0000046195 us-gaap:LetterOfCreditMember 2020-09-30 0000046195 us-gaap:LetterOfCreditMember 2019-12-31 0000046195 boh:ClassSettlementMember us-gaap:SettledLitigationMember 2019-10-16 2019-10-16 0000046195 boh:ClassSettlementMember us-gaap:SettledLitigationMember 2020-09-30 0000046195 us-gaap:ResidentialMortgageMember 2020-09-30 0000046195 us-gaap:ResidentialMortgageMember 2020-01-01 2020-09-30 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 us-gaap:FairValueMeasurementsRecurringMember 2020-09-30 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:UsTreasuryAndGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USStatesAndPoliticalSubdivisionsMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:CommercialMortgageBackedSecuritiesIssuedByGovernmentAgenciesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:MortgageBackedSecuritiesMember us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:FairValueInputsLevel1Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:FairValueInputsLevel2Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:FairValueInputsLevel3Member us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 us-gaap:FairValueMeasurementsRecurringMember 2019-12-31 0000046195 boh:DiscountedCashFlowTechniqueMember srt:MinimumMember boh:MortgageServicingRightsMember us-gaap:FairValueInputsLevel3Member 2020-01-01 2020-09-30 0000046195 boh:DiscountedCashFlowTechniqueMember srt:MaximumMember boh:MortgageServicingRightsMember us-gaap:FairValueInputsLevel3Member 2020-01-01 2020-09-30 0000046195 boh:DiscountedCashFlowTechniqueMember us-gaap:ServicingContractsMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 boh:DiscountedCashFlowTechniqueMember us-gaap:ServicingContractsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:MeasurementInputConstantPrepaymentRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:ServicingContractsMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:MeasurementInputConstantPrepaymentRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:ServicingContractsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 srt:MinimumMember us-gaap:MeasurementInputDiscountRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 srt:MaximumMember us-gaap:MeasurementInputDiscountRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 srt:MinimumMember us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember boh:Boh_MeasurementInputClosingRatioMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 srt:MinimumMember us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:MeasurementInputEntityCreditRiskMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 srt:MaximumMember us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember boh:Boh_MeasurementInputClosingRatioMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 srt:MaximumMember us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:MeasurementInputEntityCreditRiskMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember boh:Boh_MeasurementInputClosingRatioMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:MeasurementInputEntityCreditRiskMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember boh:Boh_MeasurementInputClosingRatioMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:MeasurementInputEntityCreditRiskMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:InterestRateLockCommitmentsMember boh:PricingModelTechniqueMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:InterestRateSwapMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:MeasurementInputDiscountRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:MeasurementInputDiscountRateMember boh:DiscountedCashFlowTechniqueMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 boh:ResidentialMortgageHeldForSaleMember 2019-12-31 0000046195 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2020-09-30 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2020-09-30 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel1Member 2020-09-30 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel2Member 2020-09-30 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel3Member 2020-09-30 0000046195 us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-12-31 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-12-31 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000046195 us-gaap:EstimateOfFairValueFairValueDisclosureMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeInScopeofTopic606Member 2020-07-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeInScopeofTopic606Member 2019-07-01 2019-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeInScopeofTopic606Member 2020-01-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeInScopeofTopic606Member 2019-01-01 2019-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeOutofScopeofTopic606Member 2020-07-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeOutofScopeofTopic606Member 2019-07-01 2019-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeOutofScopeofTopic606Member 2020-01-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member boh:NoninterestIncomeOutofScopeofTopic606Member 2019-01-01 2019-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member 2020-07-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member 2019-07-01 2019-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member 2020-01-01 2020-09-30 0000046195 us-gaap:AccountingStandardsUpdate201409Member 2019-01-01 2019-09-30

Table of Contents

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

 

FORM 10-Q

 

(Mark One)

 

☒

 

Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the quarterly period ended September 30, 2020

or

☐

 

Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition

period from              to

 

Commission File Number: 1-6887

 

BANK OF HAWAII CORP

(Exact name of registrant as specified in its charter)

 

Delaware

 

99-0148992

(State of incorporation)

 

(I.R.S. Employer Identification No.)

 

130 Merchant Street

 

Honolulu

 

Hawaii

 

96813

(Address of principal executive offices)

 

(City)

 

(State)

 

(Zip Code)

 

1-888-643-3888

(Registrant’s telephone number, including area code)

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class

 

Trading Symbol

 

Name of each exchange on which registered

Common Stock

$.01 Par Value

 

BOH

 

New York Stock Exchange

 

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.

Yes ☒ No ☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).

Yes ☒  No ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerging growth company.  See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

 

Large accelerated filer

 

☒

 

Accelerated filer

 

☐

Non-accelerated filer

 

☐

 

Smaller reporting company

 

☐

 

 

 

 

Emerging growth company

 

☐

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

 

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).

Yes ☐  No ☒

As of October 22, 2020, there were 40,060,895 shares of common stock outstanding.

 

 

Table of Contents

 

Bank of Hawaii Corporation

Form 10-Q

Index

 

 

 

Page

 

 

 

Part I - Financial Information

 

 

 

 

Item 1.

Financial Statements (Unaudited)

 

 

 

 

 

Consolidated Statements of Income –
Three and nine months ended September 30, 2020, and September 30, 2019

2

 

 

 

 

Consolidated Statements of Comprehensive Income –
Three and nine months ended September 30, 2020, and September 30, 2019

3

 

 

 

 

Consolidated Statements of Condition –
September 30, 2020, and December 31, 2019

4

 

 

 

 

Consolidated Statements of Shareholders’ Equity –
Nine months ended September 30, 2020, and September 30, 2019

5

 

 

 

 

Consolidated Statements of Cash Flows –
Nine months ended September 30, 2020, and September 30, 2019

6

 

 

 

 

Notes to Consolidated Financial Statements (Unaudited)

7

 

 

 

Item 2.

Management’s Discussion and Analysis of Financial Condition and Results of Operations

54

 

 

 

Item 3.

Quantitative and Qualitative Disclosures About Market Risk

87

 

 

 

Item 4.

Controls and Procedures

87

 

 

 

Part II - Other Information

 

 

 

 

Item 1A.

Risk Factors

88

 

 

 

Item 2.

Unregistered Sales of Equity Securities and Use of Proceeds

90

 

 

 

Item 6.

Exhibits

91

 

 

 

Signatures

 

92

 

 

1

Table of Contents

 

Bank of Hawaii Corporation and Subsidiaries

Consolidated Statements of Income (Unaudited)

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

 

September 30,

 

 

September 30,

 

(dollars in thousands, except per share amounts)

 

2020

 

 

2019

 

 

2020

 

 

2019

 

Interest Income

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Interest and Fees on Loans and Leases

 

$

103,189

 

 

$

110,877

 

 

$

319,027

 

 

$

329,789

 

Income on Investment Securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Available-for-Sale

 

 

14,558

 

 

 

17,512

 

 

 

45,845

 

 

 

46,016

 

Held-to-Maturity

 

 

15,967

 

 

 

18,796

 

 

 

51,942

 

 

 

62,866

 

Deposits

 

 

3

 

 

 

9

 

 

 

13

 

 

 

33

 

Funds Sold

 

 

149

 

 

 

656

 

 

 

787

 

 

 

2,830

 

Other

 

 

151

 

 

 

233

 

 

 

494

 

 

 

762

 

Total Interest Income

 

 

134,017

 

 

 

148,083

 

 

 

418,108

 

 

 

442,296

 

Interest Expense

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Deposits

 

 

5,891

 

 

 

18,055

 

 

 

28,105

 

 

 

51,967

 

Securities Sold Under Agreements to Repurchase

 

 

3,622

 

 

 

4,257

 

 

 

11,667

 

 

 

13,451

 

Funds Purchased

 

 

-

 

 

 

146

 

 

 

90

 

 

 

815

 

Short-Term Borrowings

 

 

1

 

 

 

1

 

 

 

62

 

 

 

38

 

Other Debt

 

 

337

 

 

 

728

 

 

 

1,361

 

 

 

2,195

 

Total Interest Expense

 

 

9,851

 

 

 

23,187

 

 

 

41,285

 

 

 

68,466

 

Net Interest Income

 

 

124,166

 

 

 

124,896

 

 

 

376,823

 

 

 

373,830

 

Provision for Credit Losses

 

 

28,600

 

 

 

4,250

 

 

 

102,600

 

 

 

11,250

 

Net Interest Income After Provision for Credit Losses

 

 

95,566

 

 

 

120,646

 

 

 

274,223

 

 

 

362,580

 

Noninterest Income

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Trust and Asset Management

 

 

10,752

 

 

 

10,930

 

 

 

32,217

 

 

 

33,076

 

Mortgage Banking

 

 

4,047

 

 

 

4,864

 

 

 

11,020

 

 

 

10,487

 

Service Charges on Deposit Accounts

 

 

6,027

 

 

 

7,592

 

 

 

18,575

 

 

 

22,239

 

Fees, Exchange, and Other Service Charges

 

 

12,296

 

 

 

14,900

 

 

 

34,913

 

 

 

43,360

 

Investment Securities Gains (Losses), Net

 

 

(1,121

)

 

 

(1,469

)

 

 

11,125

 

 

 

(3,080

)

Annuity and Insurance

 

 

881

 

 

 

1,278

 

 

 

2,692

 

 

 

5,662

 

Bank-Owned Life Insurance

 

 

1,806

 

 

 

1,647

 

 

 

5,035

 

 

 

5,136

 

Other

 

 

7,046

 

 

 

6,765

 

 

 

23,574

 

 

 

18,756

 

Total Noninterest Income

 

 

41,734

 

 

 

46,507

 

 

 

139,151

 

 

 

135,636

 

Noninterest Expense

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Salaries and Benefits

 

 

51,951

 

 

 

54,345

 

 

 

157,129

 

 

 

164,442

 

Net Occupancy

 

 

7,281

 

 

 

8,803

 

 

 

24,997

 

 

 

24,976

 

Net Equipment

 

 

9,223

 

 

 

7,637

 

 

 

25,874

 

 

 

21,365

 

Data Processing

 

 

4,691

 

 

 

4,676

 

 

 

13,895

 

 

 

13,929

 

Professional Fees

 

 

2,743

 

 

 

2,184

 

 

 

9,012

 

 

 

6,814

 

FDIC Insurance

 

 

1,282

 

 

 

1,257

 

 

 

4,296

 

 

 

3,816

 

Other

 

 

12,778

 

 

 

21,447

 

 

 

39,950

 

 

 

50,789

 

Total Noninterest Expense

 

 

89,949

 

 

 

100,349

 

 

 

275,153

 

 

 

286,131

 

Income Before Provision for Income Taxes

 

 

47,351

 

 

 

66,804

 

 

 

138,221

 

 

 

212,085

 

Provision for Income Taxes

 

 

9,511

 

 

 

14,752

 

 

 

26,731

 

 

 

44,315

 

Net Income

 

$

37,840

 

 

$

52,052

 

 

$

111,490

 

 

$

167,770

 

Basic Earnings Per Share

 

$

0.95

 

 

$

1.30

 

 

$

2.81

 

 

$

4.14

 

Diluted Earnings Per Share

 

$

0.95

 

 

$

1.29

 

 

$

2.80

 

 

$

4.11

 

Dividends Declared Per Share

 

$

0.67

 

 

$

0.65

 

 

$

2.01

 

 

$

1.92

 

Basic Weighted Average Shares

 

 

39,745,120

 

 

 

40,190,508

 

 

 

39,710,252

 

 

 

40,554,036

 

Diluted Weighted Average Shares

 

 

39,869,135

 

 

 

40,450,742

 

 

 

39,872,406

 

 

 

40,806,295

 

 

The accompanying notes are an integral part of the Consolidated Financial Statements (Unaudited).

2

Table of Contents

 

Bank of Hawaii Corporation and Subsidiaries

Consolidated Statements of Comprehensive Income (Unaudited)

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

 

September 30,

 

 

September 30,

 

(dollars in thousands)

 

2020

 

 

2019

 

 

2020

 

 

2019

 

Net Income

 

$

37,840

 

 

$

52,052

 

 

$

111,490

 

 

$

167,770

 

Other Comprehensive Income (Loss), Net of Tax:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net Unrealized Gains (Losses) on Investment Securities

 

 

(4,900

)

 

 

5,405

 

 

 

44,389

 

 

 

28,533

 

Defined Benefit Plans

 

 

374

 

 

 

245

 

 

 

1,122

 

 

 

736

 

Total Other Comprehensive Income (Loss)

 

 

(4,526

)

 

 

5,650

 

 

 

45,511

 

 

 

29,269

 

Comprehensive Income

 

$

33,314

 

 

$

57,702

 

 

$

157,001

 

 

$

197,039

 

 

The accompanying notes are an integral part of the Consolidated Financial Statements (Unaudited).

3

Table of Contents

 

Bank of Hawaii Corporation and Subsidiaries

Consolidated Statements of Condition (Unaudited)

 

(dollars in thousands)

 

September 30,

2020

 

 

December 31,

2019

 

Assets

 

 

 

 

 

 

 

 

Interest-Bearing Deposits in Other Banks

 

$

4,233

 

 

$

4,979

 

Funds Sold

 

 

736,524

 

 

 

254,574

 

Investment Securities

 

 

 

 

 

 

 

 

Available-for-Sale

 

 

3,190,313

 

 

 

2,619,003

 

Held-to-Maturity (Fair Value of $3,288,668 and $3,062,882)

 

 

3,198,830

 

 

 

3,042,294

 

Loans Held for Sale

 

 

—

 

 

 

39,062

 

Loans and Leases

 

 

11,793,608

 

 

 

10,990,892

 

Allowance for Credit Losses

 

 

(203,496

)

 

 

(110,027

)

Net Loans and Leases

 

 

11,590,112

 

 

 

10,880,865

 

Total Earning Assets

 

 

18,720,012

 

 

 

16,840,777

 

Cash and Due From Banks

 

 

260,167

 

 

 

299,105

 

Premises and Equipment, Net

 

 

199,021

 

 

 

188,388

 

Operating Lease Right-of-Use Assets

 

 

96,200

 

 

 

100,838

 

Accrued Interest Receivable

 

 

57,370

 

 

 

46,476

 

Foreclosed Real Estate

 

 

2,332

 

 

 

2,737

 

Mortgage Servicing Rights

 

 

21,887

 

 

 

25,022

 

Goodwill

 

 

31,517