Loans, Credit Quality Indicator by Vintage Year (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	$ 15,805	$ 13,183
Financing Receivable, Revolving	3,197,239	2,981,010
Financing Receivable, Originated in Current Fiscal Year	3,529,175	6,227,743
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5,728,758	4,280,254
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,808,773	7,136,344
Financing Receivable, Originated Three Years before Latest Fiscal Year	6,143,897	4,086,483
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,608,464	1,945,455
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	4,591,300	3,111,296
Financing Receivable, before Allowance for Credit Loss, Total	30,607,605	29,768,586
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	6,954	11,082
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	24	7,183
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	8,759	14,697
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	4,914	14,300
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	10,232	28,283
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	830	209
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	348	662
Financing Receivable, Allowance for Credit Loss, Writeoff	32,062	76,415
Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	14,315	9,320
Financing Receivable, Revolving	3,093,462	2,887,188
Financing Receivable, Originated in Current Fiscal Year	3,452,952	5,928,329
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5,520,680	4,178,435
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,653,122	6,680,015
Financing Receivable, Originated Three Years before Latest Fiscal Year	5,506,787	3,859,616
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,407,327	1,922,456
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	4,505,366	3,041,886
Financing Receivable, before Allowance for Credit Loss, Total	29,139,696	28,497,925
Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	366	127
Financing Receivable, Revolving	18,404	50,036
Financing Receivable, Originated in Current Fiscal Year	7,708	92,851
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	46,803	12,396
Financing Receivable, Originated Two Years before Latest Fiscal Year	81,712	191,587
Financing Receivable, Originated Three Years before Latest Fiscal Year	265,387	28,101
Financing Receivable, Originated Four Years before Latest Fiscal Year	28,735	7,385
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	18,434	13,701
Financing Receivable, before Allowance for Credit Loss, Total	467,183	396,057
Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,015
Financing Receivable, Revolving	85,184	43,602
Financing Receivable, Originated in Current Fiscal Year	64,745	190,993
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	157,164	79,035
Financing Receivable, Originated Two Years before Latest Fiscal Year	67,357	235,110
Financing Receivable, Originated Three Years before Latest Fiscal Year	333,191	182,313
Financing Receivable, Originated Four Years before Latest Fiscal Year	161,630	7,103
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	18,457	13,189
Financing Receivable, before Allowance for Credit Loss, Total	887,728	751,344
Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	414	1,721
Financing Receivable, Revolving	189	185
Financing Receivable, Originated in Current Fiscal Year	3,769	15,570
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,111	10,389
Financing Receivable, Originated Two Years before Latest Fiscal Year	6,582	29,632
Financing Receivable, Originated Three Years before Latest Fiscal Year	38,533	16,453
Financing Receivable, Originated Four Years before Latest Fiscal Year	10,772	8,512
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	49,044	42,519
Financing Receivable, before Allowance for Credit Loss, Total	112,999	123,260
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,938	2,306
Financing Receivable, Revolving	2,370,896	2,166,104
Financing Receivable, Originated in Current Fiscal Year	2,728,856	4,794,949
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,475,751	2,902,201
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,580,536	4,860,631
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,037,198	2,376,387
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,990,953	738,576
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,519,965	1,089,243
Financing Receivable, before Allowance for Credit Loss, Total	19,704,154	18,928,090
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	2,499	4,433
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	6,745
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	8,031	11,485
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	3,363	8,510
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	8,346	27,528
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	379	3
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	3
Financing Receivable, Allowance for Credit Loss, Writeoff	22,618	58,707
Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,228	248
Financing Receivable, Revolving	2,270,240	2,076,092
Financing Receivable, Originated in Current Fiscal Year	2,654,555	4,499,360
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,271,791	2,805,832
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,432,610	4,422,105
Financing Receivable, Originated Three Years before Latest Fiscal Year	3,419,041	2,160,547
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,801,026	724,088
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,483,314	1,062,831
Financing Receivable, before Allowance for Credit Loss, Total	18,332,578	17,750,855
Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	17,393	48,829
Financing Receivable, Originated in Current Fiscal Year	7,665	92,469
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	46,283	11,692
Financing Receivable, Originated Two Years before Latest Fiscal Year	80,877	190,504
Financing Receivable, Originated Three Years before Latest Fiscal Year	264,622	27,916
Financing Receivable, Originated Four Years before Latest Fiscal Year	28,603	7,385
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	18,048	13,217
Financing Receivable, before Allowance for Credit Loss, Total	463,490	392,012
Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,015
Financing Receivable, Revolving	83,263	41,183
Financing Receivable, Originated in Current Fiscal Year	64,745	190,399
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	157,164	78,708
Financing Receivable, Originated Two Years before Latest Fiscal Year	67,049	235,033
Financing Receivable, Originated Three Years before Latest Fiscal Year	333,191	182,313
Financing Receivable, Originated Four Years before Latest Fiscal Year	161,323	7,103
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	18,457	13,165
Financing Receivable, before Allowance for Credit Loss, Total	885,191	747,903
Commercial Portfolio Segment [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	42
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	1,891	12,721
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	513	5,969
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	12,988
Financing Receivable, Originated Three Years before Latest Fiscal Year	20,345	5,612
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	146	30
Financing Receivable, before Allowance for Credit Loss, Total	22,895	37,320
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,306
Financing Receivable, Revolving	2,151,880	1,930,860
Financing Receivable, Originated in Current Fiscal Year	1,642,730	2,752,002
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,602,031	1,533,233
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,332,009	2,365,866
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,909,006	1,214,154
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,030,176	267,148
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	614,133	510,480
Financing Receivable, before Allowance for Credit Loss, Total	11,281,964	10,573,741
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	2,499	4,433
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	128
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	526	11,484
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	3,363	8,510
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	3,759	22,959
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	379	3
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	10,525	47,517
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	248
Financing Receivable, Revolving	2,052,195	1,841,790
Financing Receivable, Originated in Current Fiscal Year	1,616,578	2,656,953
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,512,838	1,514,277
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,288,587	2,254,758
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,758,967	1,080,180
Financing Receivable, Originated Four Years before Latest Fiscal Year	908,705	263,286
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	611,248	510,301
Financing Receivable, before Allowance for Credit Loss, Total	10,749,117	10,121,545
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	17,393	48,829
Financing Receivable, Originated in Current Fiscal Year	5,637	4,037
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	13,086	4,810
Financing Receivable, Originated Two Years before Latest Fiscal Year	23,126	63,390
Financing Receivable, Originated Three Years before Latest Fiscal Year	10,791	6,984
Financing Receivable, Originated Four Years before Latest Fiscal Year	5,720	515
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	566	48
Financing Receivable, before Allowance for Credit Loss, Total	76,319	128,613
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,015
Financing Receivable, Revolving	82,292	40,240
Financing Receivable, Originated in Current Fiscal Year	19,014	90,240
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	75,595	9,677
Financing Receivable, Originated Two Years before Latest Fiscal Year	20,297	34,730
Financing Receivable, Originated Three Years before Latest Fiscal Year	134,316	126,134
Financing Receivable, Originated Four Years before Latest Fiscal Year	115,751	3,347
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,318	131
Financing Receivable, before Allowance for Credit Loss, Total	449,583	304,500
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	42
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	1,500	772
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	513	4,468
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	12,988
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,932	855
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	6,945	19,084
Commercial Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Portfolio [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	10,916	14,703
Financing Receivable, Originated in Current Fiscal Year	46,098	231,446
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	245,712	187,066
Financing Receivable, Originated Two Years before Latest Fiscal Year	168,596	181,625
Financing Receivable, Originated Three Years before Latest Fiscal Year	167,762	223,557
Financing Receivable, Originated Four Years before Latest Fiscal Year	194,677	117,435
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	267,741	187,911
Financing Receivable, before Allowance for Credit Loss, Total	1,101,501	1,143,741
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	3
Financing Receivable, Allowance for Credit Loss, Writeoff	0	3
Commercial Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Portfolio [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	9,946	13,760
Financing Receivable, Originated in Current Fiscal Year	36,675	228,913
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	218,397	175,059
Financing Receivable, Originated Two Years before Latest Fiscal Year	161,369	180,132
Financing Receivable, Originated Three Years before Latest Fiscal Year	166,366	214,237
Financing Receivable, Originated Four Years before Latest Fiscal Year	173,969	114,064
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	247,617	181,982
Financing Receivable, before Allowance for Credit Loss, Total	1,014,340	1,108,147
Commercial Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Portfolio [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	2,028	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	22,403	497
Financing Receivable, Originated Two Years before Latest Fiscal Year	5,526	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	8,619
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,021	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	12,372	2,803
Financing Receivable, before Allowance for Credit Loss, Total	45,350	11,920
Commercial Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Portfolio [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	970	943
Financing Receivable, Originated in Current Fiscal Year	7,395	2,532
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,912	10,009
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,701	1,492
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,396	701
Financing Receivable, Originated Four Years before Latest Fiscal Year	17,687	3,371
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	7,752	3,125
Financing Receivable, before Allowance for Credit Loss, Total	41,812	22,173
Commercial Portfolio Segment [Member] | Commercial Real Estate Owner Occupied Portfolio [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan		0
Financing Receivable, Revolving		0
Financing Receivable, Originated in Current Fiscal Year		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year		1,501
Financing Receivable, Originated Two Years before Latest Fiscal Year		0
Financing Receivable, Originated Three Years before Latest Fiscal Year		0
Financing Receivable, Originated Four Years before Latest Fiscal Year		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year		0
Financing Receivable, before Allowance for Credit Loss, Total		1,501
Commercial Portfolio Segment [Member] | Commercial And Business Lending [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,306
Financing Receivable, Revolving	2,162,796	1,945,563
Financing Receivable, Originated in Current Fiscal Year	1,688,828	2,983,447
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,847,743	1,720,298
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,500,606	2,547,491
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,076,768	1,437,710
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,224,852	384,583
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	881,873	698,390
Financing Receivable, before Allowance for Credit Loss, Total	12,383,465	11,717,483
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	2,499	4,433
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	128
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	526	11,484
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	3,363	8,510
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	3,759	22,959
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	379	3
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	3
Financing Receivable, Allowance for Credit Loss, Writeoff	10,525	47,520
Commercial Portfolio Segment [Member] | Commercial And Business Lending [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	248
Financing Receivable, Revolving	2,062,141	1,855,550
Financing Receivable, Originated in Current Fiscal Year	1,653,254	2,885,866
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,731,234	1,689,336
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,449,956	2,434,891
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,925,334	1,294,416
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,082,674	377,350
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	858,865	692,283
Financing Receivable, before Allowance for Credit Loss, Total	11,763,457	11,229,693
Commercial Portfolio Segment [Member] | Commercial And Business Lending [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	17,393	48,829
Financing Receivable, Originated in Current Fiscal Year	7,665	4,037
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	35,489	5,307
Financing Receivable, Originated Two Years before Latest Fiscal Year	28,652	63,390
Financing Receivable, Originated Three Years before Latest Fiscal Year	10,791	15,604
Financing Receivable, Originated Four Years before Latest Fiscal Year	8,740	515
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	12,939	2,852
Financing Receivable, before Allowance for Credit Loss, Total	121,668	140,532
Commercial Portfolio Segment [Member] | Commercial And Business Lending [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	709	2,015
Financing Receivable, Revolving	83,263	41,183
Financing Receivable, Originated in Current Fiscal Year	26,409	92,772
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	80,507	19,686
Financing Receivable, Originated Two Years before Latest Fiscal Year	21,997	36,222
Financing Receivable, Originated Three Years before Latest Fiscal Year	135,712	126,835
Financing Receivable, Originated Four Years before Latest Fiscal Year	133,438	6,719
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	10,070	3,255
Financing Receivable, before Allowance for Credit Loss, Total	491,396	326,673
Commercial Portfolio Segment [Member] | Commercial And Business Lending [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	42
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	1,500	772
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	513	5,969
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	12,988
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,932	855
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	6,945	20,585
Commercial Portfolio Segment [Member] | Commercial Real Estate Investor Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,228	0
Financing Receivable, Revolving	174,475	190,451
Financing Receivable, Originated in Current Fiscal Year	934,311	1,485,088
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,138,606	785,058
Financing Receivable, Originated Two Years before Latest Fiscal Year	720,764	1,303,690
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,009,824	751,786
Financing Receivable, Originated Four Years before Latest Fiscal Year	762,133	328,338
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	630,310	383,563
Financing Receivable, before Allowance for Credit Loss, Total	5,370,422	5,227,975
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	6,617
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	7,506	1
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	4,587	4,569
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	12,092	11,187
Commercial Portfolio Segment [Member] | Commercial Real Estate Investor Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,228	0
Financing Receivable, Revolving	174,475	190,451
Financing Receivable, Originated in Current Fiscal Year	923,868	1,334,740
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,095,896	725,652
Financing Receivable, Originated Two Years before Latest Fiscal Year	668,187	1,179,867
Financing Receivable, Originated Three Years before Latest Fiscal Year	909,795	723,994
Financing Receivable, Originated Four Years before Latest Fiscal Year	714,384	321,084
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	616,814	363,288
Financing Receivable, before Allowance for Credit Loss, Total	5,103,419	4,839,076
Commercial Portfolio Segment [Member] | Commercial Real Estate Investor Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	0	69,014
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,992	6,385
Financing Receivable, Originated Two Years before Latest Fiscal Year	13,525	30,672
Financing Receivable, Originated Three Years before Latest Fiscal Year	30,974	12,312
Financing Receivable, Originated Four Years before Latest Fiscal Year	19,863	6,870
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5,110	10,366
Financing Receivable, before Allowance for Credit Loss, Total	72,464	135,618
Commercial Portfolio Segment [Member] | Commercial Real Estate Investor Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	10,052	69,385
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	39,718	53,022
Financing Receivable, Originated Two Years before Latest Fiscal Year	39,052	93,151
Financing Receivable, Originated Three Years before Latest Fiscal Year	53,642	10,724
Financing Receivable, Originated Four Years before Latest Fiscal Year	27,885	384
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	8,387	9,910
Financing Receivable, before Allowance for Credit Loss, Total	178,736	236,576
Commercial Portfolio Segment [Member] | Commercial Real Estate Investor Portfolio Segment [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	391	11,949
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	15,413	4,757
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	15,805	16,705
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	33,625	30,090
Financing Receivable, Originated in Current Fiscal Year	105,717	326,414
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	489,403	396,845
Financing Receivable, Originated Two Years before Latest Fiscal Year	359,166	1,009,450
Financing Receivable, Originated Three Years before Latest Fiscal Year	950,606	186,890
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,968	25,654
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	7,781	7,289
Financing Receivable, before Allowance for Credit Loss, Total	1,950,267	1,982,632
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	33,625	30,090
Financing Receivable, Originated in Current Fiscal Year	77,434	278,754
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	444,662	390,845
Financing Receivable, Originated Two Years before Latest Fiscal Year	314,467	807,347
Financing Receivable, Originated Three Years before Latest Fiscal Year	583,912	142,137
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,968	25,654
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	7,636	7,260
Financing Receivable, before Allowance for Credit Loss, Total	1,465,703	1,682,086
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	0	19,419
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	7,802	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	38,699	96,442
Financing Receivable, Originated Three Years before Latest Fiscal Year	222,857	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	269,358	115,862
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	28,283	28,241
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	36,939	6,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	6,000	105,660
Financing Receivable, Originated Three Years before Latest Fiscal Year	143,837	44,754
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	215,060	184,654
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	0	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	146	30
Financing Receivable, before Allowance for Credit Loss, Total	146	30
Commercial Portfolio Segment [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,228	0
Financing Receivable, Revolving	208,100	220,541
Financing Receivable, Originated in Current Fiscal Year	1,040,028	1,811,502
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,628,009	1,181,903
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,079,930	2,313,140
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,960,431	938,677
Financing Receivable, Originated Four Years before Latest Fiscal Year	766,100	353,992
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	638,091	390,853
Financing Receivable, before Allowance for Credit Loss, Total	7,320,689	7,210,607
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	6,617
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	7,506	1
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	4,587	4,569
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	12,092	11,187
Commercial Portfolio Segment [Member] | Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,228	0
Financing Receivable, Revolving	208,100	220,541
Financing Receivable, Originated in Current Fiscal Year	1,001,301	1,613,494
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,540,557	1,116,496
Financing Receivable, Originated Two Years before Latest Fiscal Year	982,654	1,987,215
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,493,708	866,130
Financing Receivable, Originated Four Years before Latest Fiscal Year	718,352	346,738
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	624,449	370,548
Financing Receivable, before Allowance for Credit Loss, Total	6,569,121	6,521,163
Commercial Portfolio Segment [Member] | Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	0	88,433
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	10,794	6,385
Financing Receivable, Originated Two Years before Latest Fiscal Year	52,224	127,114
Financing Receivable, Originated Three Years before Latest Fiscal Year	253,831	12,312
Financing Receivable, Originated Four Years before Latest Fiscal Year	19,863	6,870
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5,110	10,366
Financing Receivable, before Allowance for Credit Loss, Total	341,822	251,480
Commercial Portfolio Segment [Member] | Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	38,335	97,626
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	76,657	59,022
Financing Receivable, Originated Two Years before Latest Fiscal Year	45,052	198,811
Financing Receivable, Originated Three Years before Latest Fiscal Year	197,479	55,477
Financing Receivable, Originated Four Years before Latest Fiscal Year	27,885	384
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	8,387	9,910
Financing Receivable, before Allowance for Credit Loss, Total	393,795	421,230
Commercial Portfolio Segment [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	391	11,949
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	15,413	4,757
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	146	30
Financing Receivable, before Allowance for Credit Loss, Total	15,950	16,735
Consumer Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,867	10,878
Financing Receivable, Revolving	826,343	814,906
Financing Receivable, Originated in Current Fiscal Year	800,319	1,432,794
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,253,006	1,378,053
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,228,237	2,275,714
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,106,699	1,710,096
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,617,511	1,206,880
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	3,071,336	2,022,053
Financing Receivable, before Allowance for Credit Loss, Total	10,903,451	10,840,496
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	4,455	6,649
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	24	438
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	728	3,212
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	1,551	5,790
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	1,887	755
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	451	205
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	348	659
Financing Receivable, Allowance for Credit Loss, Writeoff	9,444	17,709
Consumer Loan [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,087	9,071
Financing Receivable, Revolving	823,222	811,096
Financing Receivable, Originated in Current Fiscal Year	798,397	1,428,969
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,248,888	1,372,603
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,220,512	2,257,910
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,087,745	1,699,069
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,606,301	1,198,368
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	3,022,052	1,979,055
Financing Receivable, before Allowance for Credit Loss, Total	10,807,117	10,747,070
Consumer Loan [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	366	127
Financing Receivable, Revolving	1,011	1,207
Financing Receivable, Originated in Current Fiscal Year	43	381
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	520	704
Financing Receivable, Originated Two Years before Latest Fiscal Year	835	1,083
Financing Receivable, Originated Three Years before Latest Fiscal Year	766	185
Financing Receivable, Originated Four Years before Latest Fiscal Year	132	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	385	484
Financing Receivable, before Allowance for Credit Loss, Total	3,692	4,045
Consumer Loan [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	1,921	2,418
Financing Receivable, Originated in Current Fiscal Year	0	594
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	327
Financing Receivable, Originated Two Years before Latest Fiscal Year	308	77
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	307	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	24
Financing Receivable, before Allowance for Credit Loss, Total	2,537	3,440
Consumer Loan [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	414	1,679
Financing Receivable, Revolving	189	185
Financing Receivable, Originated in Current Fiscal Year	1,878	2,849
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	3,597	4,420
Financing Receivable, Originated Two Years before Latest Fiscal Year	6,582	16,644
Financing Receivable, Originated Three Years before Latest Fiscal Year	18,188	10,842
Financing Receivable, Originated Four Years before Latest Fiscal Year	10,772	8,512
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	48,898	42,490
Financing Receivable, before Allowance for Credit Loss, Total	90,104	85,941
Consumer Loan [Member] | Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	107,660	175,539
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	212,979	509,647
Financing Receivable, Originated Two Years before Latest Fiscal Year	522,279	1,590,679
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,563,994	1,653,482
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,574,530	1,204,049
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,967,945	1,914,144
Financing Receivable, before Allowance for Credit Loss, Total	6,949,387	7,047,541
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	0	134
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	59	125
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	256	101
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	20	153
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	247	515
Financing Receivable, Allowance for Credit Loss, Writeoff	582	1,029
Consumer Loan [Member] | Residential Mortgage [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	105,839	172,607
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	210,737	507,186
Financing Receivable, Originated Two Years before Latest Fiscal Year	518,346	1,579,182
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,550,422	1,643,341
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,564,001	1,195,752
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,925,566	1,878,251
Financing Receivable, before Allowance for Credit Loss, Total	6,874,910	6,976,319
Consumer Loan [Member] | Residential Mortgage [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	10	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	34	162
Financing Receivable, before Allowance for Credit Loss, Total	44	162
Consumer Loan [Member] | Residential Mortgage [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	0	594
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	327
Financing Receivable, Originated Two Years before Latest Fiscal Year	308	77
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	307	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	24
Financing Receivable, before Allowance for Credit Loss, Total	615	1,022
Consumer Loan [Member] | Residential Mortgage [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	1,811	2,338
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,242	2,134
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,625	11,420
Financing Receivable, Originated Three Years before Latest Fiscal Year	13,572	10,141
Financing Receivable, Originated Four Years before Latest Fiscal Year	10,222	8,297
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	42,346	35,708
Financing Receivable, before Allowance for Credit Loss, Total	73,817	70,038
Consumer Loan [Member] | Automobile Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	683,000	1,242,431
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,031,963	861,790
Financing Receivable, Originated Two Years before Latest Fiscal Year	700,691	656,212
Financing Receivable, Originated Three Years before Latest Fiscal Year	516,819	49,643
Financing Receivable, Originated Four Years before Latest Fiscal Year	36,960	67
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	61	77
Financing Receivable, before Allowance for Credit Loss, Total	2,969,495	2,810,220
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	0
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	24	418
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	701	2,982
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	1,434	5,582
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	1,587	560
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	201	0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	3,948	9,541
Consumer Loan [Member] | Automobile Loan [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	682,900	1,241,609
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,030,316	858,924
Financing Receivable, Originated Two Years before Latest Fiscal Year	697,134	650,880
Financing Receivable, Originated Three Years before Latest Fiscal Year	512,591	48,999
Financing Receivable, Originated Four Years before Latest Fiscal Year	36,509	67
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	33	77
Financing Receivable, before Allowance for Credit Loss, Total	2,959,483	2,800,555
Consumer Loan [Member] | Automobile Loan [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	33	332
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	376	704
Financing Receivable, Originated Two Years before Latest Fiscal Year	800	1,048
Financing Receivable, Originated Three Years before Latest Fiscal Year	671	178
Financing Receivable, Originated Four Years before Latest Fiscal Year	127	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	2,007	2,262
Consumer Loan [Member] | Automobile Loan [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Originated in Current Fiscal Year	67	491
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,271	2,162
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,757	4,284
Financing Receivable, Originated Three Years before Latest Fiscal Year	3,557	466
Financing Receivable, Originated Four Years before Latest Fiscal Year	324	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	28	0
Financing Receivable, before Allowance for Credit Loss, Total	8,004	7,402
Consumer Loan [Member] | Home Equity Line of Credit [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	7,104	10,568
Financing Receivable, Revolving	584,993	570,051
Financing Receivable, Originated in Current Fiscal Year	603	467
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,260	1,788
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,213	26,305
Financing Receivable, Originated Three Years before Latest Fiscal Year	24,052	5,520
Financing Receivable, Originated Four Years before Latest Fiscal Year	5,455	2,180
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	56,631	57,941
Financing Receivable, before Allowance for Credit Loss, Total	676,208	664,252
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	0	93
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	26	9
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	19
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	5	10
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	56	85
Financing Receivable, Allowance for Credit Loss, Writeoff	88	216
Consumer Loan [Member] | Home Equity Line of Credit [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	6,336	8,764
Financing Receivable, Revolving	584,744	569,866
Financing Receivable, Originated in Current Fiscal Year	603	411
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,037	1,684
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,991	25,372
Financing Receivable, Originated Three Years before Latest Fiscal Year	22,908	5,289
Financing Receivable, Originated Four Years before Latest Fiscal Year	5,253	1,965
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	49,761	50,841
Financing Receivable, before Allowance for Credit Loss, Total	667,297	655,429
Consumer Loan [Member] | Home Equity Line of Credit [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	357	127
Financing Receivable, Revolving	100	81
Financing Receivable, Originated in Current Fiscal Year	0	41
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	144	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	29	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	85	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	351	323
Financing Receivable, before Allowance for Credit Loss, Total	709	445
Consumer Loan [Member] | Home Equity Line of Credit [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	411	1,677
Financing Receivable, Revolving	149	104
Financing Receivable, Originated in Current Fiscal Year	0	15
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	79	103
Financing Receivable, Originated Two Years before Latest Fiscal Year	193	933
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,059	231
Financing Receivable, Originated Four Years before Latest Fiscal Year	202	215
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	6,519	6,778
Financing Receivable, before Allowance for Credit Loss, Total	8,201	8,378
Consumer Loan [Member] | Other Consumer [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	763	310
Financing Receivable, Revolving	241,351	244,855
Financing Receivable, Originated in Current Fiscal Year	9,055	14,356
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5,804	4,829
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,053	2,518
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,834	1,451
Financing Receivable, Originated Four Years before Latest Fiscal Year	566	584
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	46,698	49,891
Financing Receivable, before Allowance for Credit Loss, Total	308,361	318,483
Financing Receivable, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]
Financing Receivable, Revolving, Writeoff	4,455	6,555
Financing Receivable, Year One, Originated, Current Fiscal Year, Writeoff	0	20
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff	26	96
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	32	75
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	44	75
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	224	42
Financing Receivable, Originated, More than Five Years before Current Fiscal Year, Writeoff	45	59
Financing Receivable, Allowance for Credit Loss, Writeoff	4,826	6,922
Consumer Loan [Member] | Other Consumer [Member] | Pass [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	750	308
Financing Receivable, Revolving	238,478	241,230
Financing Receivable, Originated in Current Fiscal Year	9,055	14,343
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5,799	4,808
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,040	2,475
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,825	1,440
Financing Receivable, Originated Four Years before Latest Fiscal Year	537	584
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	46,692	49,886
Financing Receivable, before Allowance for Credit Loss, Total	305,427	314,767
Consumer Loan [Member] | Other Consumer [Member] | Special Mention [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	10	0
Financing Receivable, Revolving	911	1,125
Financing Receivable, Originated in Current Fiscal Year	0	8
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	6	36
Financing Receivable, Originated Three Years before Latest Fiscal Year	9	7
Financing Receivable, Originated Four Years before Latest Fiscal Year	5	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1	0
Financing Receivable, before Allowance for Credit Loss, Total	931	1,176
Consumer Loan [Member] | Other Consumer [Member] | Substandard [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	0	0
Financing Receivable, Revolving	1,921	2,418
Financing Receivable, Originated in Current Fiscal Year	0	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0	0
Financing Receivable, before Allowance for Credit Loss, Total	1,921	2,418
Consumer Loan [Member] | Other Consumer [Member] | Nonaccrual Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Revolving, Converted To Term Loan	3	2
Financing Receivable, Revolving	41	81
Financing Receivable, Originated in Current Fiscal Year	0	5
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5	21
Financing Receivable, Originated Two Years before Latest Fiscal Year	7	7
Financing Receivable, Originated Three Years before Latest Fiscal Year	0	4
Financing Receivable, Originated Four Years before Latest Fiscal Year	24	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5	4
Financing Receivable, before Allowance for Credit Loss, Total	$ 82	$ 122