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Loans (Credit Quality Indicators of Loans) (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Auto Loan [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year $ 111,441 $ 401,897
Term Loans Amortized Cost Basis by Origination Year, Prior Year 420,645 438,058
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 410,043 339,868
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 314,234 184,113
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 167,932 99,481
Term Loans Amortized Cost Basis by Origination Year, Prior 141,178 70,852
Total Loans 1,565,473 1,534,269
Auto Loan [Member] | FICO Score, 1 to 660 [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 29,952 121,878
Term Loans Amortized Cost Basis by Origination Year, Prior Year 122,644 112,476
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 107,378 97,725
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 93,079 56,935
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 54,146 30,307
Term Loans Amortized Cost Basis by Origination Year, Prior 45,453 22,360
Total Loans 452,652 441,681
Auto Loan [Member] | FICO Score, 661 to 699 [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 22,478 84,673
Term Loans Amortized Cost Basis by Origination Year, Prior Year 90,880 68,698
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 64,106 44,633
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 43,649 23,308
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 22,486 13,571
Term Loans Amortized Cost Basis by Origination Year, Prior 20,131 9,031
Total Loans 263,730 243,914
Auto Loan [Member] | 700+ [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 49,001 173,834
Term Loans Amortized Cost Basis by Origination Year, Prior Year 186,997 214,287
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 216,481 164,205
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 164,041 85,743
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 83,684 45,947
Term Loans Amortized Cost Basis by Origination Year, Prior 68,988 32,177
Total Loans 769,192 716,193
Auto Loan [Member] | No FICO [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 10,010 21,512
Term Loans Amortized Cost Basis by Origination Year, Prior Year 20,124 42,597
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 22,078 33,305
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 13,465 18,127
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 7,616 9,656
Term Loans Amortized Cost Basis by Origination Year, Prior 6,606 7,284
Total Loans 79,899 132,481
Commercial Portfolio Segment [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 191,983 585,352
Term Loans Amortized Cost Basis by Origination Year, Prior Year 494,944 282,330
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 282,610 336,006
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 335,663 123,822
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 114,825 64,241
Term Loans Amortized Cost Basis by Origination Year, Prior 266,800 225,480
Revolving Loans Amortized Cost Basis 452,100 501,619
Total Loans 2,138,925 2,118,850
Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 30,709 124,249
Term Loans Amortized Cost Basis by Origination Year, Prior Year 137,969 125,824
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 151,053 112,274
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 115,837 102,032
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 100,392 53,106
Term Loans Amortized Cost Basis by Origination Year, Prior 248,417 214,102
Revolving Loans Amortized Cost Basis 41,358 75,697
Total Loans 825,735 807,284
Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 135,846 385,259
Term Loans Amortized Cost Basis by Origination Year, Prior Year 286,111 92,741
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 66,004 95,135
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 91,869 14,666
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 13,259 11,135
Term Loans Amortized Cost Basis by Origination Year, Prior 18,383 11,378
Revolving Loans Amortized Cost Basis 320,535 326,348
Total Loans 932,007 936,662
Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 25,428 75,844
Term Loans Amortized Cost Basis by Origination Year, Prior Year 70,864 63,765
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 65,553 128,597
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 127,957 7,124
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 1,174 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 90,207 99,574
Total Loans 381,183 374,904
Mortgage Portfolio Segment [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 1,401 14,842
Term Loans Amortized Cost Basis by Origination Year, Prior Year 15,516 20,863
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 19,923 28,081
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 25,950 33,982
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 32,589 39,587
Term Loans Amortized Cost Basis by Origination Year, Prior 695,683 686,088
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 791,062 823,443
Mortgage Portfolio Segment [Member] | Performing [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 1,401 14,842
Term Loans Amortized Cost Basis by Origination Year, Prior Year 15,224 20,516
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 19,075 27,359
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 25,374 33,088
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 31,350 38,637
Term Loans Amortized Cost Basis by Origination Year, Prior 647,705 642,045
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 740,129 776,487
Mortgage Portfolio Segment [Member] | Nonperforming [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 292 347
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 848 722
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 576 894
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 1,239 950
Term Loans Amortized Cost Basis by Origination Year, Prior 47,978 44,043
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 50,933 46,956
Consumer Portfolio Segment [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 26,603 88,854
Term Loans Amortized Cost Basis by Origination Year, Prior Year 80,722 115,886
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 102,694 58,501
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 50,651 28,742
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 24,155 13,699
Term Loans Amortized Cost Basis by Origination Year, Prior 16,379 7,575
Revolving Loans Amortized Cost Basis 93,869 100,295
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 395,073 413,552
Consumer Portfolio Segment [Member] | Personal loans [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 26,603 88,854
Term Loans Amortized Cost Basis by Origination Year, Prior Year 80,722 115,886
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 102,694 58,501
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 50,651 28,742
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 24,155 13,699
Term Loans Amortized Cost Basis by Origination Year, Prior 16,379 7,575
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 301,204 313,257
Consumer Portfolio Segment [Member] | Personal loans [Member] | Performing [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 26,562 88,653
Term Loans Amortized Cost Basis by Origination Year, Prior Year 80,435 115,295
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 102,397 58,009
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 50,340 28,424
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 24,050 13,565
Term Loans Amortized Cost Basis by Origination Year, Prior 15,975 7,181
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 299,759 311,127
Consumer Portfolio Segment [Member] | Personal loans [Member] | Nonperforming [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 41 201
Term Loans Amortized Cost Basis by Origination Year, Prior Year 287 591
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 297 492
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 311 318
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 105 134
Term Loans Amortized Cost Basis by Origination Year, Prior 404 394
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 1,445 2,130
Consumer Portfolio Segment [Member] | Personal Lines Of Credit [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 41,600 43,805
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 41,600 43,805
Consumer Portfolio Segment [Member] | Personal Lines Of Credit [Member] | Performing [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 40,991 42,531
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 40,991 42,531
Consumer Portfolio Segment [Member] | Personal Lines Of Credit [Member] | Nonperforming [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 609 1,274
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 609 1,274
Consumer Portfolio Segment [Member] | Credit Cards [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 52,066 56,185
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 52,066 56,185
Consumer Portfolio Segment [Member] | Credit Cards [Member] | Performing [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 51,221 54,599
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 51,221 54,599
Consumer Portfolio Segment [Member] | Credit Cards [Member] | Nonperforming [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 845 1,586
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 845 1,586
Consumer Portfolio Segment [Member] | Overdraft [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 203 305
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 203 305
Consumer Portfolio Segment [Member] | Overdraft [Member] | Performing [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 203 305
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 203 305
Consumer Portfolio Segment [Member] | Overdraft [Member] | Nonperforming [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 0 0
Mortgage And Consumer [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 28,004 103,696
Term Loans Amortized Cost Basis by Origination Year, Prior Year 96,238 136,749
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 122,617 86,582
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 76,601 62,724
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 56,744 53,286
Term Loans Amortized Cost Basis by Origination Year, Prior 712,062 693,663
Revolving Loans Amortized Cost Basis 93,869 100,295
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total Loans 1,186,135 1,236,995
Pass [Member] | Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 29,153 113,474
Term Loans Amortized Cost Basis by Origination Year, Prior Year 126,942 105,156
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 100,998 106,283
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 91,870 81,338
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 81,103 44,008
Term Loans Amortized Cost Basis by Origination Year, Prior 214,032 187,189
Revolving Loans Amortized Cost Basis 32,247 30,686
Total Loans 676,345 668,134
Pass [Member] | Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 134,725 384,901
Term Loans Amortized Cost Basis by Origination Year, Prior Year 285,991 84,433
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 57,689 75,023
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 71,665 14,502
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 13,104 8,326
Term Loans Amortized Cost Basis by Origination Year, Prior 15,498 7,922
Revolving Loans Amortized Cost Basis 291,380 300,429
Total Loans 870,052 875,536
Pass [Member] | Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 25,365 68,688
Term Loans Amortized Cost Basis by Origination Year, Prior Year 63,707 62,264
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 64,054 77,762
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 77,425 7,124
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 1,174 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 88,957 98,324
Total Loans 320,682 314,162
Special Mention [Member] | Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 683 10,592
Term Loans Amortized Cost Basis by Origination Year, Prior Year 10,535 20,605
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 49,923 5,233
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 23,023 11,771
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 10,420 8,514
Term Loans Amortized Cost Basis by Origination Year, Prior 12,092 3,090
Revolving Loans Amortized Cost Basis 941 37,680
Total Loans 107,617 97,485
Special Mention [Member] | Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 403 151
Term Loans Amortized Cost Basis by Origination Year, Prior Year 97 8,242
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 8,257 19,626
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 19,701 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 20 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 3,337
Revolving Loans Amortized Cost Basis 27,404 23,732
Total Loans 55,882 55,088
Special Mention [Member] | Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 63 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 1,501
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 1,499 33,282
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 33,024 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 1,250 1,250
Total Loans 35,836 36,033
Substandard [Member] | Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 873 183
Term Loans Amortized Cost Basis by Origination Year, Prior Year 492 63
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 132 758
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 944 8,923
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 8,869 584
Term Loans Amortized Cost Basis by Origination Year, Prior 22,266 23,746
Revolving Loans Amortized Cost Basis 8,170 7,331
Total Loans 41,746 41,588
Substandard [Member] | Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 718 207
Term Loans Amortized Cost Basis by Origination Year, Prior Year 23 66
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 58 486
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 503 164
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 135 2,809
Term Loans Amortized Cost Basis by Origination Year, Prior 2,885 119
Revolving Loans Amortized Cost Basis 1,689 2,122
Total Loans 6,011 5,973
Substandard [Member] | Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 7,156
Term Loans Amortized Cost Basis by Origination Year, Prior Year 7,157 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 17,553
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 17,508 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total Loans 24,665 24,709
Doubtful [Member] | Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 27 77
Revolving Loans Amortized Cost Basis 0 0
Total Loans 27 77
Doubtful [Member] | Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0 0
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0 0
Term Loans Amortized Cost Basis by Origination Year, Prior 0 0
Revolving Loans Amortized Cost Basis 62 65
Total Loans 62 $ 65
Doubtful [Member] | Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0  
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0  
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 0  
Revolving Loans Amortized Cost Basis 0  
Total Loans 0  
Loss [Member] | Commercial Portfolio Segment [Member] | Commercial Secured By Real Estate [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0  
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0  
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 0  
Revolving Loans Amortized Cost Basis 0  
Total Loans 0  
Loss [Member] | Commercial Portfolio Segment [Member] | Other Commercial And Industrial [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0  
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0  
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 0  
Revolving Loans Amortized Cost Basis 0  
Total Loans 0  
Loss [Member] | Commercial Portfolio Segment [Member] | US Loan Program [Member]    
Credit Quality Indicators [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, Current Year 0  
Term Loans Amortized Cost Basis by Origination Year, Prior Year 0  
Term Loans Amortized Cost Basis by Origination Year, Two Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Three Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Four Year Prior 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 0  
Revolving Loans Amortized Cost Basis 0  
Total Loans $ 0