Loans and Allowances for Credit Losses, Credit Quality Indicators (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	$ 3,678,190	$ 4,855,463
Financing Receivable, Originated, Year 2	2,680,781	3,161,473
Financing Receivable, Originated, Year 3	2,305,870	2,651,833
Financing Receivable, Originated, Year 4	1,579,560	1,788,880
Financing Receivable, Originated, Year 5	1,250,651	1,356,476
Financing Receivable, Originated, More Than Five Years	3,124,953	3,054,469
Financing Receivable, Revolving	5,559,595	6,108,767
Financing Receivable, Revolving, Converted to Term Loan	26,080	30,159
Total	20,205,680	23,007,520
Commercial [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	2,115,523	1,657,760
Financing Receivable, Originated, Year 2	1,284,235	1,557,142
Financing Receivable, Originated, Year 3	1,142,464	1,461,282
Financing Receivable, Originated, Year 4	995,008	1,013,619
Financing Receivable, Originated, Year 5	761,286	747,318
Financing Receivable, Originated, More Than Five Years	1,725,540	1,603,533
Financing Receivable, Revolving	4,479,513	5,033,683
Financing Receivable, Revolving, Converted to Term Loan	2,896	3,198
Total	12,506,465	13,077,535
Commercial [Member] | Energy [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	263,341	157,690
Financing Receivable, Originated, Year 2	73,425	55,833
Financing Receivable, Originated, Year 3	17,099	90,799
Financing Receivable, Originated, Year 4	14,362	7,178
Financing Receivable, Originated, Year 5	4,741	13,815
Financing Receivable, Originated, More Than Five Years	8,195	29,020
Financing Receivable, Revolving	2,625,721	3,114,859
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	3,006,884	3,469,194
Commercial [Member] | Healthcare [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	570,635	536,745
Financing Receivable, Originated, Year 2	589,193	642,739
Financing Receivable, Originated, Year 3	559,276	639,676
Financing Receivable, Originated, Year 4	506,083	423,763
Financing Receivable, Originated, Year 5	330,231	234,531
Financing Receivable, Originated, More Than Five Years	698,828	680,890
Financing Receivable, Revolving	160,668	147,646
Financing Receivable, Revolving, Converted to Term Loan	26	0
Total	3,414,940	3,305,990
Commercial [Member] | Services [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	696,626	540,265
Financing Receivable, Originated, Year 2	405,992	452,269
Financing Receivable, Originated, Year 3	295,371	399,264
Financing Receivable, Originated, Year 4	287,001	326,282
Financing Receivable, Originated, Year 5	244,397	381,902
Financing Receivable, Originated, More Than Five Years	799,961	700,028
Financing Receivable, Revolving	637,278	707,891
Financing Receivable, Revolving, Converted to Term Loan	567	682
Total	3,367,193	3,508,583
Commercial [Member] | General business [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	584,921	423,060
Financing Receivable, Originated, Year 2	215,625	406,301
Financing Receivable, Originated, Year 3	270,718	331,543
Financing Receivable, Originated, Year 4	187,562	256,396
Financing Receivable, Originated, Year 5	181,917	117,070
Financing Receivable, Originated, More Than Five Years	218,556	193,595
Financing Receivable, Revolving	1,055,846	1,063,287
Financing Receivable, Revolving, Converted to Term Loan	2,303	2,516
Total	2,717,448	2,793,768
Commercial real estate [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	717,400	725,577
Financing Receivable, Originated, Year 2	711,231	1,219,638
Financing Receivable, Originated, Year 3	879,359	954,485
Financing Receivable, Originated, Year 4	423,127	506,146
Financing Receivable, Originated, Year 5	294,436	325,092
Financing Receivable, Originated, More Than Five Years	687,894	744,404
Financing Receivable, Revolving	117,847	223,158
Financing Receivable, Revolving, Converted to Term Loan	31	38
Total	3,831,325	4,698,538
Paycheck Protection Program
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	237,357	1,682,310
Financing Receivable, Originated, Year 2	38,984	0
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	276,341	1,682,310
Loans to individuals [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	607,910	789,816
Financing Receivable, Originated, Year 2	646,331	384,693
Financing Receivable, Originated, Year 3	284,047	236,066
Financing Receivable, Originated, Year 4	161,425	269,115
Financing Receivable, Originated, Year 5	194,929	284,066
Financing Receivable, Originated, More Than Five Years	711,519	706,532
Financing Receivable, Revolving	962,235	851,926
Financing Receivable, Revolving, Converted to Term Loan	23,153	26,923
Total	3,591,549	3,549,137
Loans to individuals [Member] | Residential mortgage [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	387,706	565,006
Financing Receivable, Originated, Year 2	454,346	149,947
Financing Receivable, Originated, Year 3	84,540	124,678
Financing Receivable, Originated, Year 4	62,358	125,714
Financing Receivable, Originated, Year 5	68,925	160,870
Financing Receivable, Originated, More Than Five Years	318,373	371,059
Financing Receivable, Revolving	323,497	340,316
Financing Receivable, Revolving, Converted to Term Loan	22,425	25,413
Total	1,722,170	1,863,003
Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	699	4,859
Financing Receivable, Originated, Year 2	11,380	33,880
Financing Receivable, Originated, Year 3	21,909	35,009
Financing Receivable, Originated, Year 4	28,791	43,099
Financing Receivable, Originated, Year 5	33,377	58,573
Financing Receivable, Originated, More Than Five Years	258,017	233,267
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	354,173	408,687
Loans to individuals [Member] | Personal [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	219,505	219,951
Financing Receivable, Originated, Year 2	180,605	200,866
Financing Receivable, Originated, Year 3	177,598	76,379
Financing Receivable, Originated, Year 4	70,276	100,302
Financing Receivable, Originated, Year 5	92,627	64,623
Financing Receivable, Originated, More Than Five Years	135,129	102,206
Financing Receivable, Revolving	638,738	511,610
Financing Receivable, Revolving, Converted to Term Loan	728	1,510
Total	1,515,206	1,277,447
Performing [Member] | Commercial [Member] | Energy [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	252,133	112,614
Financing Receivable, Originated, Year 2	29,556	51,863
Financing Receivable, Originated, Year 3	15,914	89,346
Financing Receivable, Originated, Year 4	13,548	7,178
Financing Receivable, Originated, Year 5	4,741	1,148
Financing Receivable, Originated, More Than Five Years	6,765	7,956
Financing Receivable, Revolving	2,540,525	2,548,663
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	2,863,182	2,818,768
Performing [Member] | Commercial [Member] | Energy [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	558	0
Financing Receivable, Originated, Year 2	771	0
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	0	0
Financing Receivable, Revolving	750	202,590
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	2,079	202,590
Performing [Member] | Commercial [Member] | Energy [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	10,650	24,000
Financing Receivable, Originated, Year 2	22,611	1,363
Financing Receivable, Originated, Year 3	1,185	1,453
Financing Receivable, Originated, Year 4	814	0
Financing Receivable, Originated, Year 5	0	12,667
Financing Receivable, Originated, More Than Five Years	716	0
Financing Receivable, Revolving	74,556	283,294
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	110,532	322,777
Performing [Member] | Commercial [Member] | Healthcare [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	563,800	536,745
Financing Receivable, Originated, Year 2	589,193	615,221
Financing Receivable, Originated, Year 3	516,558	638,302
Financing Receivable, Originated, Year 4	498,998	422,834
Financing Receivable, Originated, Year 5	319,096	234,399
Financing Receivable, Originated, More Than Five Years	688,136	658,286
Financing Receivable, Revolving	160,154	147,132
Financing Receivable, Revolving, Converted to Term Loan	26	0
Total	3,335,961	3,252,919
Performing [Member] | Commercial [Member] | Healthcare [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	6,835	0
Financing Receivable, Originated, Year 2	0	27,500
Financing Receivable, Originated, Year 3	15,583	0
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	11,135	0
Financing Receivable, Originated, More Than Five Years	0	8,282
Financing Receivable, Revolving	5	5
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	33,558	35,787
Performing [Member] | Commercial [Member] | Healthcare [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	0
Financing Receivable, Originated, Year 3	27,135	1,191
Financing Receivable, Originated, Year 4	543	929
Financing Receivable, Originated, Year 5	0	132
Financing Receivable, Originated, More Than Five Years	1,981	11,387
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	29,659	13,639
Performing [Member] | Commercial [Member] | Services [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	696,149	534,853
Financing Receivable, Originated, Year 2	405,057	436,384
Financing Receivable, Originated, Year 3	289,375	372,867
Financing Receivable, Originated, Year 4	275,010	307,374
Financing Receivable, Originated, Year 5	225,404	373,785
Financing Receivable, Originated, More Than Five Years	795,029	683,936
Financing Receivable, Revolving	607,958	665,491
Financing Receivable, Revolving, Converted to Term Loan	375	682
Total	3,294,357	3,375,372
Performing [Member] | Commercial [Member] | Services [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	434	150
Financing Receivable, Originated, Year 2	405	9,057
Financing Receivable, Originated, Year 3	1,830	389
Financing Receivable, Originated, Year 4	1,047	291
Financing Receivable, Originated, Year 5	3,290	2,038
Financing Receivable, Originated, More Than Five Years	47	2,000
Financing Receivable, Revolving	17,210	3,063
Financing Receivable, Revolving, Converted to Term Loan	192	0
Total	24,455	16,988
Performing [Member] | Commercial [Member] | Services [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	43	429
Financing Receivable, Originated, Year 2	530	6,380
Financing Receivable, Originated, Year 3	4,166	26,008
Financing Receivable, Originated, Year 4	10,714	6,027
Financing Receivable, Originated, Year 5	1,785	5,030
Financing Receivable, Originated, More Than Five Years	2,366	7,954
Financing Receivable, Revolving	11,607	38,797
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	31,211	90,625
Performing [Member] | Commercial [Member] | General business [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	584,438	419,756
Financing Receivable, Originated, Year 2	211,892	394,985
Financing Receivable, Originated, Year 3	264,462	310,273
Financing Receivable, Originated, Year 4	177,384	236,222
Financing Receivable, Originated, Year 5	168,977	103,987
Financing Receivable, Originated, More Than Five Years	215,014	186,600
Financing Receivable, Revolving	1,047,420	1,055,878
Financing Receivable, Revolving, Converted to Term Loan	2,284	2,316
Total	2,671,871	2,710,017
Performing [Member] | Commercial [Member] | General business [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	218	197
Financing Receivable, Originated, Year 2	223	4,519
Financing Receivable, Originated, Year 3	60	9,713
Financing Receivable, Originated, Year 4	1,435	7,803
Financing Receivable, Originated, Year 5	3,842	2,511
Financing Receivable, Originated, More Than Five Years	0	3,159
Financing Receivable, Revolving	5,875	2,483
Financing Receivable, Revolving, Converted to Term Loan	0	19
Total	11,653	30,404
Performing [Member] | Commercial [Member] | General business [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	265	1,432
Financing Receivable, Originated, Year 2	1,066	3,069
Financing Receivable, Originated, Year 3	1,634	6,694
Financing Receivable, Originated, Year 4	7,697	10,935
Financing Receivable, Originated, Year 5	8,336	10,042
Financing Receivable, Originated, More Than Five Years	3,024	3,729
Financing Receivable, Revolving	1,821	4,449
Financing Receivable, Revolving, Converted to Term Loan	0	140
Total	23,843	40,490
Performing [Member] | Commercial real estate [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	717,400	725,577
Financing Receivable, Originated, Year 2	711,231	1,211,338
Financing Receivable, Originated, Year 3	871,283	954,226
Financing Receivable, Originated, Year 4	403,115	489,193
Financing Receivable, Originated, Year 5	279,058	314,899
Financing Receivable, Originated, More Than Five Years	664,684	722,475
Financing Receivable, Revolving	117,847	223,131
Financing Receivable, Revolving, Converted to Term Loan	31	38
Total	3,764,649	4,640,877
Performing [Member] | Commercial real estate [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	0
Financing Receivable, Originated, Year 3	0	259
Financing Receivable, Originated, Year 4	6,660	12,311
Financing Receivable, Originated, Year 5	10,898	2,725
Financing Receivable, Originated, More Than Five Years	9,244	5,831
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	26,802	21,126
Performing [Member] | Commercial real estate [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	0
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	13,352	4,410
Financing Receivable, Originated, Year 5	4,480	0
Financing Receivable, Originated, More Than Five Years	7,780	4,852
Financing Receivable, Revolving	0	27
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	25,612	9,289
Performing [Member] | Paycheck Protection Program | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	237,357	1,682,310
Financing Receivable, Originated, Year 2	38,984	0
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	0	0
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	276,341	1,682,310
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	386,092	564,325
Financing Receivable, Originated, Year 2	452,537	149,832
Financing Receivable, Originated, Year 3	84,001	120,875
Financing Receivable, Originated, Year 4	60,390	124,930
Financing Receivable, Originated, Year 5	68,150	158,801
Financing Receivable, Originated, More Than Five Years	295,632	348,292
Financing Receivable, Revolving	320,638	335,259
Financing Receivable, Revolving, Converted to Term Loan	21,463	24,553
Total	1,688,903	1,826,867
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	33
Financing Receivable, Originated, Year 2	0	11
Financing Receivable, Originated, Year 3	156	2,094
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	19	59
Financing Receivable, Originated, More Than Five Years	411	318
Financing Receivable, Revolving	282	950
Financing Receivable, Revolving, Converted to Term Loan	159	10
Total	1,027	3,475
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	98	0
Financing Receivable, Originated, Year 2	0	0
Financing Receivable, Originated, Year 3	0	51
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	127	0
Financing Receivable, Originated, More Than Five Years	41	34
Financing Receivable, Revolving	400	272
Financing Receivable, Revolving, Converted to Term Loan	0	76
Total	666	433
Performing [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	699	4,859
Financing Receivable, Originated, Year 2	11,380	33,880
Financing Receivable, Originated, Year 3	20,650	34,464
Financing Receivable, Originated, Year 4	27,970	43,099
Financing Receivable, Originated, Year 5	32,742	58,264
Financing Receivable, Originated, More Than Five Years	246,871	226,380
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	340,312	400,946
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	218,960	219,873
Financing Receivable, Originated, Year 2	180,577	200,580
Financing Receivable, Originated, Year 3	177,389	76,246
Financing Receivable, Originated, Year 4	70,249	100,229
Financing Receivable, Originated, Year 5	92,592	64,104
Financing Receivable, Originated, More Than Five Years	135,041	102,126
Financing Receivable, Revolving	638,713	510,571
Financing Receivable, Revolving, Converted to Term Loan	728	1,510
Total	1,514,249	1,275,239
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	39
Financing Receivable, Originated, Year 2	9	55
Financing Receivable, Originated, Year 3	34	66
Financing Receivable, Originated, Year 4	3	0
Financing Receivable, Originated, Year 5	0	469
Financing Receivable, Originated, More Than Five Years	47	31
Financing Receivable, Revolving	0	965
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	93	1,625
Performing [Member] | Loans to individuals [Member] | Personal [Member] | Accruing Substandard [Member]
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	435	11
Financing Receivable, Originated, Year 2	5	214
Financing Receivable, Originated, Year 3	165	10
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	1	0
Financing Receivable, Revolving	0	29
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	606	264
Nonaccrual [Member] | Commercial [Member] | Energy [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	21,076
Financing Receivable, Originated, Year 2	20,487	2,607
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	0	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	714	21,064
Financing Receivable, Revolving	9,890	80,312
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	31,091	125,059
Nonaccrual [Member] | Commercial [Member] | Healthcare [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	18
Financing Receivable, Originated, Year 3	0	183
Financing Receivable, Originated, Year 4	6,542	0
Financing Receivable, Originated, Year 5	0	0
Financing Receivable, Originated, More Than Five Years	8,711	2,935
Financing Receivable, Revolving	509	509
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	15,762	3,645
Nonaccrual [Member] | Commercial [Member] | Services [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	4,833
Financing Receivable, Originated, Year 2	0	448
Financing Receivable, Originated, Year 3	0	0
Financing Receivable, Originated, Year 4	230	12,590
Financing Receivable, Originated, Year 5	13,918	1,049
Financing Receivable, Originated, More Than Five Years	2,519	6,138
Financing Receivable, Revolving	503	540
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	17,170	25,598
Nonaccrual [Member] | Commercial [Member] | General business [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	1,675
Financing Receivable, Originated, Year 2	2,444	3,728
Financing Receivable, Originated, Year 3	4,562	4,863
Financing Receivable, Originated, Year 4	1,046	1,436
Financing Receivable, Originated, Year 5	762	530
Financing Receivable, Originated, More Than Five Years	518	107
Financing Receivable, Revolving	730	477
Financing Receivable, Revolving, Converted to Term Loan	19	41
Total	10,081	12,857
Nonaccrual [Member] | Commercial real estate [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	8,300
Financing Receivable, Originated, Year 3	8,076	0
Financing Receivable, Originated, Year 4	0	232
Financing Receivable, Originated, Year 5	0	7,468
Financing Receivable, Originated, More Than Five Years	6,186	11,246
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	14,262	27,246
Nonaccrual [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	1,516	648
Financing Receivable, Originated, Year 2	1,809	104
Financing Receivable, Originated, Year 3	383	1,658
Financing Receivable, Originated, Year 4	1,968	784
Financing Receivable, Originated, Year 5	629	2,010
Financing Receivable, Originated, More Than Five Years	22,289	22,415
Financing Receivable, Revolving	2,177	3,835
Financing Receivable, Revolving, Converted to Term Loan	803	774
Total	31,574	32,228
Nonaccrual [Member] | Loans to individuals [Member] | Residential mortgage [Member] | US Government Agency Insured Loans | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	0	0
Financing Receivable, Originated, Year 2	0	0
Financing Receivable, Originated, Year 3	1,259	545
Financing Receivable, Originated, Year 4	821	0
Financing Receivable, Originated, Year 5	635	309
Financing Receivable, Originated, More Than Five Years	11,146	6,887
Financing Receivable, Revolving	0	0
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	13,861	7,741
Nonaccrual [Member] | Loans to individuals [Member] | Personal [Member] | Nonaccrual
Financing Receivable, Credit Quality Indicator Line Items [Abstract]
Financing Receivable, Originated, Year One	110	28
Financing Receivable, Originated, Year 2	14	17
Financing Receivable, Originated, Year 3	10	57
Financing Receivable, Originated, Year 4	24	73
Financing Receivable, Originated, Year 5	35	50
Financing Receivable, Originated, More Than Five Years	40	49
Financing Receivable, Revolving	25	45
Financing Receivable, Revolving, Converted to Term Loan	0	0
Total	$ 258	$ 319