XML 58 R49.htm IDEA: XBRL DOCUMENT v3.23.3

Loans and Leases and the Allowance for Credit Losses - Schedule of Amortized Cost Basis of Loans and Leases by Credit Quality Indicator, Loan Class, and Year of Origination (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	$ 1,696,524	$ 3,141,436
Fiscal Year Before Latest Fiscal Year	2,768,270	2,898,564
Two Years Before Latest Fiscal Year	2,581,259	2,183,088
Three Years Before Latest Fiscal Year	1,717,875	815,263
Four Years Before Latest Fiscal Year	696,863	388,817
Prior	1,710,919	1,647,925
Revolving Loans	2,705,343	2,532,777
Revolving Loans Converted to Term Loans	42,438	38,550
Total Loans and Leases	13,919,491	13,646,420
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	1,150,061	1,722,502
Fiscal Year Before Latest Fiscal Year	1,492,206	1,252,561
Two Years Before Latest Fiscal Year	1,058,708	1,015,759
Three Years Before Latest Fiscal Year	639,836	369,910
Four Years Before Latest Fiscal Year	314,225	188,165
Prior	563,997	593,643
Revolving Loans	459,938	321,787
Revolving Loans Converted to Term Loans	498	176
Total Loans and Leases	5,679,469	5,464,503
Commercial | Commercial and Industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	332,112	368,316
Fiscal Year Before Latest Fiscal Year	279,934	348,391
Two Years Before Latest Fiscal Year	250,323	225,294
Three Years Before Latest Fiscal Year	159,219	59,127
Four Years Before Latest Fiscal Year	43,368	48,539
Prior	90,389	78,265
Revolving Loans	413,729	260,958
Revolving Loans Converted to Term Loans	498	176
Total Loans and Leases	1,569,572	1,389,066
Commercial | Commercial and Industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	277,427	360,748
Fiscal Year Before Latest Fiscal Year	271,993	348,300
Two Years Before Latest Fiscal Year	242,363	224,264
Three Years Before Latest Fiscal Year	152,581	59,127
Four Years Before Latest Fiscal Year	42,673	46,799
Prior	82,144	71,906
Revolving Loans	369,945	257,349
Revolving Loans Converted to Term Loans	483	155
Total Loans and Leases	1,439,609	1,368,648
Commercial | Commercial and Industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	42,774	273
Fiscal Year Before Latest Fiscal Year	5,157	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	695	96
Prior	0	92
Revolving Loans	39,956	1,357
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	88,582	1,818
Commercial | Commercial and Industrial | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	11,911	7,295
Fiscal Year Before Latest Fiscal Year	2,784	91
Two Years Before Latest Fiscal Year	7,960	1,030
Three Years Before Latest Fiscal Year	6,638	0
Four Years Before Latest Fiscal Year	0	1,644
Prior	8,245	6,267
Revolving Loans	3,828	2,252
Revolving Loans Converted to Term Loans	15	21
Total Loans and Leases	41,381	18,600
Commercial | Paycheck Protection Program
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	5,359
Two Years Before Latest Fiscal Year	2,445	14,220
Three Years Before Latest Fiscal Year	10,084	0
Four Years Before Latest Fiscal Year	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	12,529	19,579
Commercial | Paycheck Protection Program | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	5,359
Two Years Before Latest Fiscal Year	2,445	14,220
Three Years Before Latest Fiscal Year	10,084	0
Four Years Before Latest Fiscal Year	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	12,529	19,579
Commercial | Commercial Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	789,670	1,212,720
Fiscal Year Before Latest Fiscal Year	1,066,158	810,996
Two Years Before Latest Fiscal Year	715,136	727,704
Three Years Before Latest Fiscal Year	458,451	284,177
Four Years Before Latest Fiscal Year	247,969	132,537
Prior	464,165	508,637
Revolving Loans	42,790	48,771
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,784,339	3,725,542
Commercial | Commercial Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	756,211	1,182,831
Fiscal Year Before Latest Fiscal Year	1,004,342	771,375
Two Years Before Latest Fiscal Year	713,794	691,054
Three Years Before Latest Fiscal Year	441,404	283,553
Four Years Before Latest Fiscal Year	247,429	131,055
Prior	435,257	494,924
Revolving Loans	42,790	48,771
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	3,641,227	3,603,563
Commercial | Commercial Mortgage | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	30,463	29,707
Fiscal Year Before Latest Fiscal Year	61,654	37,657
Two Years Before Latest Fiscal Year	0	28,105
Three Years Before Latest Fiscal Year	3,908	0
Four Years Before Latest Fiscal Year	307	1,482
Prior	13,551	5,014
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	109,883	101,965
Commercial | Commercial Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	2,996	182
Fiscal Year Before Latest Fiscal Year	162	1,964
Two Years Before Latest Fiscal Year	1,342	8,545
Three Years Before Latest Fiscal Year	13,139	624
Four Years Before Latest Fiscal Year	233	0
Prior	15,357	8,699
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	33,229	20,014
Commercial | Construction
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	20,606	124,507
Fiscal Year Before Latest Fiscal Year	132,155	69,992
Two Years Before Latest Fiscal Year	76,109	37,133
Three Years Before Latest Fiscal Year	2,820	16,838
Four Years Before Latest Fiscal Year	16,101	0
Prior	297	297
Revolving Loans	3,419	12,058
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	251,507	260,825
Commercial | Construction | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	20,606	124,507
Fiscal Year Before Latest Fiscal Year	132,155	69,992
Two Years Before Latest Fiscal Year	76,109	37,133
Three Years Before Latest Fiscal Year	2,820	16,838
Four Years Before Latest Fiscal Year	16,101	0
Prior	297	297
Revolving Loans	3,419	12,058
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	251,507	260,825
Commercial | Lease Financing
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	7,673	16,959
Fiscal Year Before Latest Fiscal Year	13,959	17,823
Two Years Before Latest Fiscal Year	14,695	11,408
Three Years Before Latest Fiscal Year	9,262	9,768
Four Years Before Latest Fiscal Year	6,787	7,089
Prior	9,146	6,444
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	61,522	69,491
Commercial | Lease Financing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	7,046	16,959
Fiscal Year Before Latest Fiscal Year	13,905	17,823
Two Years Before Latest Fiscal Year	14,570	11,408
Three Years Before Latest Fiscal Year	9,160	9,768
Four Years Before Latest Fiscal Year	6,787	6,379
Prior	8,646	6,444
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	60,114	68,781
Commercial | Lease Financing | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	627	0
Fiscal Year Before Latest Fiscal Year	54	0
Two Years Before Latest Fiscal Year	125	0
Three Years Before Latest Fiscal Year	102	0
Four Years Before Latest Fiscal Year	0	710
Prior	500	0
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	1,408	710
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	546,463	1,418,934
Fiscal Year Before Latest Fiscal Year	1,276,064	1,646,003
Two Years Before Latest Fiscal Year	1,522,551	1,167,329
Three Years Before Latest Fiscal Year	1,078,039	445,353
Four Years Before Latest Fiscal Year	382,638	200,652
Prior	1,146,922	1,054,282
Revolving Loans	2,245,405	2,210,990
Revolving Loans Converted to Term Loans	41,940	38,374
Total Loans and Leases	8,240,022	8,181,917
Consumer | Residential Mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	267,172	827,909
Fiscal Year Before Latest Fiscal Year	799,565	1,304,831
Two Years Before Latest Fiscal Year	1,257,550	1,035,285
Three Years Before Latest Fiscal Year	988,296	321,208
Four Years Before Latest Fiscal Year	306,197	138,766
Prior	1,080,360	1,025,073
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,699,140	4,653,072
Consumer | Residential Mortgage | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	267,172	827,909
Fiscal Year Before Latest Fiscal Year	799,565	1,304,831
Two Years Before Latest Fiscal Year	1,257,550	1,035,285
Three Years Before Latest Fiscal Year	988,296	321,208
Four Years Before Latest Fiscal Year	306,197	138,214
Prior	1,078,785	1,023,841
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	4,697,565	4,651,288
Consumer | Residential Mortgage | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	552
Prior	1,575	1,232
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	1,575	1,784
Consumer | Home Equity Loan
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	44	915
Revolving Loans	2,243,990	2,187,703
Revolving Loans Converted to Term Loans	41,940	37,332
Total Loans and Leases	2,285,974	2,225,950
Consumer | Home Equity Loan | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	44	890
Revolving Loans	2,242,699	2,186,598
Revolving Loans Converted to Term Loans	40,870	36,114
Total Loans and Leases	2,283,613	2,223,602
Consumer | Home Equity Loan | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	0	0
Fiscal Year Before Latest Fiscal Year	0	0
Two Years Before Latest Fiscal Year	0	0
Three Years Before Latest Fiscal Year	0	0
Four Years Before Latest Fiscal Year	0	0
Prior	0	25
Revolving Loans	1,291	1,105
Revolving Loans Converted to Term Loans	1,070	1,218
Total Loans and Leases	2,361	2,348
Consumer | Automobile
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	205,098	405,561
Fiscal Year Before Latest Fiscal Year	326,113	216,299
Two Years Before Latest Fiscal Year	164,863	100,631
Three Years Before Latest Fiscal Year	73,290	84,095
Four Years Before Latest Fiscal Year	55,202	45,393
Prior	31,547	18,417
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	856,113	870,396
Consumer | Automobile | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	205,059	405,440
Fiscal Year Before Latest Fiscal Year	326,054	216,039
Two Years Before Latest Fiscal Year	164,714	100,608
Three Years Before Latest Fiscal Year	73,234	84,052
Four Years Before Latest Fiscal Year	55,196	45,301
Prior	31,464	18,366
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	855,721	869,806
Consumer | Automobile | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	39	121
Fiscal Year Before Latest Fiscal Year	59	260
Two Years Before Latest Fiscal Year	149	23
Three Years Before Latest Fiscal Year	56	43
Four Years Before Latest Fiscal Year	6	92
Prior	83	51
Revolving Loans	0	0
Revolving Loans Converted to Term Loans	0	0
Total Loans and Leases	392	590
Consumer | Other Loans
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	74,193	185,464
Fiscal Year Before Latest Fiscal Year	150,386	124,873
Two Years Before Latest Fiscal Year	100,138	31,413
Three Years Before Latest Fiscal Year	16,453	40,050
Four Years Before Latest Fiscal Year	21,239	16,493
Prior	34,971	9,877
Revolving Loans	1,415	23,287
Revolving Loans Converted to Term Loans	0	1,042
Total Loans and Leases	398,795	432,499
Consumer | Other Loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	74,075	185,347
Fiscal Year Before Latest Fiscal Year	150,228	124,759
Two Years Before Latest Fiscal Year	99,977	31,343
Three Years Before Latest Fiscal Year	16,432	39,902
Four Years Before Latest Fiscal Year	21,154	16,364
Prior	34,871	9,853
Revolving Loans	1,415	23,228
Revolving Loans Converted to Term Loans	0	1,020
Total Loans and Leases	398,152	431,816
Consumer | Other Loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
Current Fiscal Year	118	117
Fiscal Year Before Latest Fiscal Year	158	114
Two Years Before Latest Fiscal Year	161	70
Three Years Before Latest Fiscal Year	21	148
Four Years Before Latest Fiscal Year	85	129
Prior	100	24
Revolving Loans	0	59
Revolving Loans Converted to Term Loans	0	22
Total Loans and Leases	$ 643	$ 683

X

- Definition

Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of financing receivable originated in current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

+ Details

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

X

- Definition

Amortized cost of financing receivable that can be withdrawn, repaid, and redrawn.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

+ Details

Name:	us-gaap_FinancingReceivableRevolving
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost of revolving financing receivable converted to term loan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6A

+ Details

Name:	us-gaap_FinancingReceivableRevolvingConvertedToTermLoan
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (1)
-Publisher SEC

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (2)
-Publisher SEC

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Regulation S-K (SK)
-Number 229
-Section 1404
-Paragraph (a)
-Publisher SEC

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-7A

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

+ Details

Name:	us-gaap_NotesReceivableGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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:	us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=boh_PaycheckProtectionProgramMember
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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityLoanMember
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:

X

- Details

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