XML 63 R54.htm IDEA: XBRL DOCUMENT v3.23.2

Loans and Leases and the Allowance for Credit Losses - Schedule of Financial Effect of Loan Modifications to Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2023
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	$ 3,912	$ 12,806
Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	2,960	5,159
Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	952	952
Commercial
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	1,043	7,738
Commercial | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	91	91
Commercial | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	952	952
Commercial | Commercial and Industrial
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	91	6,786
Commercial | Commercial and Industrial | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	91	91
Commercial | Commercial and Industrial | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Commercial | Commercial and Industrial | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Commercial | Commercial and Industrial | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		1,159
Commercial | Commercial and Industrial | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Commercial | Commercial Mortgage
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	952	952
Commercial | Commercial Mortgage | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Commercial | Commercial Mortgage | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	952	952
Commercial | Commercial Mortgage | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Commercial | Commercial Mortgage | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Commercial | Commercial Mortgage | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	2,869	5,068
Consumer | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	2,869	5,068
Consumer | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Other
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	215	384
Consumer | Other | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	215	384
Consumer | Other | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Other | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	22	22
Consumer | Other | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Other | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Residential Mortgage
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	134
Consumer | Residential Mortgage | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	134
Consumer | Residential Mortgage | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Residential Mortgage | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		58
Consumer | Residential Mortgage | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Consumer | Residential Mortgage | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Consumer | Home Equity
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	139
Consumer | Home Equity | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	139
Consumer | Home Equity | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Home Equity | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		64
Consumer | Home Equity | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Consumer | Home Equity | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications		0
Consumer | Automobile
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	2,654	4,411
Consumer | Automobile | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	2,654	4,411
Consumer | Automobile | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Automobile | Weighted-Average | Months of Term Extension
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	23	23
Consumer | Automobile | Weighted-Average | Payment Deferral
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	0	0
Consumer | Automobile | Weighted-Average | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Financial effect of loan modifications	$ 0	$ 0

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-34

+ Details

Name:	us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

+ Details

Name:	us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ContractualInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=boh_CommercialAndIndustrialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_PaymentDeferralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_ConsumerLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_AutomobileLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: