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Loans (Impaired Loans) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance $ 38,070   $ 53,977
FinancingReceivableNonaccrualWithAllowance 15,948   18,745
Interest income recognized 368 $ 784  
Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 55,139   66,824
Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 14,856   14,614
Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 201   213
Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 70,196   81,651
Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 1,932   2,240
Commercial Portfolio Segment [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 212,986   963,190
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 908,801   919,567
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 863,744   479,032
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 441,946   282,769
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 244,965   193,000
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 613,550   494,470
Financing Receivable, Excluding Accrued Interest, Revolving 556,383   536,158
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,842,375   3,868,186
Commercial Portfolio Segment [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 212,509   955,507
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 901,167   906,488
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 853,660   442,074
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 409,735   259,230
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 218,506   181,243
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 566,039   451,971
Financing Receivable, Excluding Accrued Interest, Revolving 539,975   521,590
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,701,591   3,718,103
Commercial Portfolio Segment [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 427   2,889
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,816   8,793
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 6,916   33,684
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 29,836   10,250
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 18,698   4,595
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 24,910   18,326
Financing Receivable, Excluding Accrued Interest, Revolving 14,355   13,117
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 98,958   91,654
Commercial Portfolio Segment [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 50   4,738
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,818   4,256
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,146   2,477
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,045   13,046
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7,567   6,630
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 21,485   23,430
Financing Receivable, Excluding Accrued Interest, Revolving 1,569   963
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 39,680   55,540
Commercial Portfolio Segment [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   56
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   30
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 22   797
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 330   243
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 194   532
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,116   743
Financing Receivable, Excluding Accrued Interest, Revolving 484   488
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,146   2,889
Commercial Financial And Agricultural [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year     268,730
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year     210,606
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year     102,031
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year     54,336
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year     37,817
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year     67,852
Financing Receivable, Excluding Accrued Interest, Revolving     481,707
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss     1,223,079
Commercial Financial And Agricultural [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year     267,016
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year     208,078
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year     100,736
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year     52,705
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year     36,528
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year     59,909
Financing Receivable, Excluding Accrued Interest, Revolving     468,749
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss     1,193,721
Commercial Financial And Agricultural [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year     1,608
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year     1,592
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year     429
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year     59
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year     277
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year     0
Financing Receivable, Excluding Accrued Interest, Revolving     11,986
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss     15,951
Commercial Financial And Agricultural [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year     106
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year     906
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year     401
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year     1,345
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year     549
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year     7,818
Financing Receivable, Excluding Accrued Interest, Revolving     484
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss     11,609
Commercial Financial And Agricultural [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year     0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year     30
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year     465
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year     227
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year     463
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year     125
Financing Receivable, Excluding Accrued Interest, Revolving     488
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss     1,798
Consumer [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 219,862   950,168
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 893,093   750,910
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 679,288   382,217
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 339,703   192,491
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 168,469   128,202
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 500,173   413,726
Financing Receivable, Excluding Accrued Interest, Revolving 178,643   185,222
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,979,231   3,002,936
Consumer [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   330
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 136   1,840
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,112   1,675
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,014   1,291
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,198   906
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 19,754   20,954
Financing Receivable, Excluding Accrued Interest, Revolving 287   326
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 23,501   27,322
Consumer [Member] | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 219,862   949,838
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 892,957   749,070
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 678,176   380,542
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 338,689   191,200
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 167,271   127,296
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 480,419   392,772
Financing Receivable, Excluding Accrued Interest, Revolving 178,356   184,896
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,955,730   2,975,614
Commercial Financial And Agricultural [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 8,343   9,321
Commercial Financial And Agricultural [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 13,742   13,366
Commercial Financial And Agricultural [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 201   156
Commercial Financial And Agricultural [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 22,286   22,843
Construction Real Estate Commercial [Domain]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 50   52
FinancingReceivableNonaccrualWithAllowance 0   0
Interest income recognized 1 33  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 17,339   97,131
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 93,218   76,919
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 52,598   7,003
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,859   5,796
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,256   1,856
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,090   3,412
Financing Receivable, Excluding Accrued Interest, Revolving 23,824   22,444
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 201,184   214,561
Construction Real Estate Commercial [Domain] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 17,339   96,929
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 92,262   76,867
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 52,548   7,003
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,859   4,841
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,312   1,856
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,090   3,412
Financing Receivable, Excluding Accrued Interest, Revolving 23,824   22,444
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 199,234   213,352
Construction Real Estate Commercial [Domain] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   202
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 956   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   691
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 683   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,639   893
Construction Real Estate Commercial [Domain] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   52
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 50   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   264
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 261   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 311   316
Construction Real Estate Commercial [Domain] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
Construction Real Estate Commercial [Domain] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 1,152   1,178
Construction Real Estate Commercial [Domain] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Construction Real Estate Commercial [Domain] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Construction Real Estate Commercial [Domain] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 1,152   1,178
Construction Real Estate Commercial [Domain] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 0   0
Residential Real Estate Commercial [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 2,018   2,366
FinancingReceivableNonaccrualWithAllowance 0   0
Interest income recognized 20 46  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 27,402   139,687
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 136,985   166,108
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 161,638   68,718
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 65,725   45,016
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 42,477   26,678
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 91,957   71,924
Financing Receivable, Excluding Accrued Interest, Revolving 16,761   15,671
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 542,945   533,802
Residential Real Estate Commercial [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 27,402   138,801
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 136,059   165,202
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 160,097   67,921
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 64,936   44,896
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 42,159   26,583
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 89,919   70,434
Financing Receivable, Excluding Accrued Interest, Revolving 16,616   15,507
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 537,188   529,344
Residential Real Estate Commercial [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   95
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 95   884
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,519   106
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 697   79
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,017   497
Financing Receivable, Excluding Accrued Interest, Revolving 145   135
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,473   1,796
Residential Real Estate Commercial [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   735
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 831   22
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 22   691
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 92   41
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 318   95
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,021   993
Financing Receivable, Excluding Accrued Interest, Revolving 0   29
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,284   2,606
Residential Real Estate Commercial [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   56
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   56
Residential Real Estate Commercial [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 2,620   2,906
Residential Real Estate Commercial [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 20   0
Residential Real Estate Commercial [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   57
Residential Real Estate Commercial [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 2,640   2,963
Residential Real Estate Commercial [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 0   0
Commercial Financial Agricultural less PPP and Overdrafts      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 11,193   11,494
FinancingReceivableNonaccrualWithAllowance 1,538   1,777
Interest income recognized 17 57  
Commercial Financial Agricultural less PPP and Overdrafts | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 1,212   1,343
Construction Real Estate Retail      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 710   716
Interest income recognized 4 1  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 8,712   68,374
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 70,522   26,894
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,983   5,767
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,278   2,743
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 2,514   1,505
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,087   1,863
Financing Receivable, Excluding Accrued Interest, Revolving 78   79
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 103,174   107,225
Construction Real Estate Retail | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 65   67
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   647
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 642   57
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 56   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 20   21
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 718   725
Construction Real Estate Retail | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 8,712   68,374
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 70,522   26,247
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,341   5,710
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,222   2,743
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 2,514   1,505
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,067   1,842
Financing Receivable, Excluding Accrued Interest, Revolving 78   79
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 102,456   106,500
Residential Real Estate - Mortgage [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 9,951   11,718
Interest income recognized 33 79  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 50,958   230,299
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 215,287   217,648
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 210,169   114,862
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 105,501   69,598
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 63,966   60,513
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 374,976   340,738
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,020,857   1,033,658
Residential Real Estate - Mortgage [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 366   370
Residential Real Estate - Mortgage [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Residential Real Estate - Mortgage [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Residential Real Estate - Mortgage [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 366   370
Residential Real Estate - Mortgage [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 62   73
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   626
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   785
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 290   824
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 799   574
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 15,886   17,060
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 16,975   19,869
Residential Real Estate - Mortgage [Member] | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 50,958   230,299
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 215,287   217,022
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 210,169   114,077
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 105,211   68,774
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 63,167   59,939
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 359,090   323,678
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,003,882   1,013,789
Residential Real Estate - HELOC [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 1,572   1,590
Interest income recognized 4 4  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   489
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 322   40
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 63   121
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 160   95
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 79   131
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,843   4,451
Financing Receivable, Excluding Accrued Interest, Revolving 154,115   160,278
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 159,582   165,605
Residential Real Estate - HELOC [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 124   148
Residential Real Estate - HELOC [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Residential Real Estate - HELOC [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Residential Real Estate - HELOC [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 124   148
Residential Real Estate - HELOC [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 66   99
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   89
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   40
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 38   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   37
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 36   90
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,825   1,811
Financing Receivable, Excluding Accrued Interest, Revolving 287   326
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,186   2,393
Residential Real Estate - HELOC [Member] | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   400
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 322   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 25   121
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 160   58
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 43   41
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,018   2,640
Financing Receivable, Excluding Accrued Interest, Revolving 153,828   159,952
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 157,396   163,212
Residential Real Estate - Installment [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 81   82
Interest income recognized 2 1  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   15
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 13   423
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 361   137
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 120   1,127
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,663   3,940
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,157   5,642
Residential Real Estate - Installment [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 36   24
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   12
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 11   5
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5   26
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 24   78
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,431   1,469
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,471   1,590
Residential Real Estate - Installment [Member] | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   3
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 2   418
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 356   111
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 96   1,049
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,232   2,471
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,686   4,052
Commercial Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 23,927   39,151
FinancingReceivableNonaccrualWithAllowance 686   991
Interest income recognized 257 515  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 70,798   381,151
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 387,194   454,564
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 443,538   298,136
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 281,114   175,364
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 149,754   125,882
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 433,389   350,359
Financing Receivable, Excluding Accrued Interest, Revolving 14,818   16,336
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,780,605   1,801,792
Commercial Real Estate [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 70,391   376,468
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 383,420   445,780
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 436,952   263,786
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 251,262   154,637
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 126,209   115,571
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 396,986   317,371
Financing Receivable, Excluding Accrued Interest, Revolving 13,412   14,890
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,678,632   1,688,503
Commercial Real Estate [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 407   786
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 968   6,206
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 4,391   32,965
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 28,352   9,354
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 17,896   4,297
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 23,636   17,829
Financing Receivable, Excluding Accrued Interest, Revolving 997   996
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 76,647   72,433
Commercial Real Estate [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   3,897
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,806   2,578
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 2,195   1,385
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,500   11,373
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,649   5,967
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 12,118   14,541
Financing Receivable, Excluding Accrued Interest, Revolving 409   450
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 24,677   40,191
Commercial Real Estate [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   47
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 649   618
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 649   665
Commercial Real Estate [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 42,534   52,901
Commercial Real Estate [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 35   37
Commercial Real Estate [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Commercial Real Estate [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 42,569   52,938
Commercial Real Estate [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 144   188
Finance Leases Portfolio Segment [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 882   914
FinancingReceivableNonaccrualWithAllowance 169   274
Interest income recognized 14 20  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,615   6,903
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 5,333   6,538
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,787   3,144
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,714   2,257
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,759   767
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,169   923
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 19,377   20,532
Finance Leases Portfolio Segment [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,595   6,705
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 5,190   5,729
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 4,994   2,628
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,282   2,151
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,686   705
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,055   845
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 17,802   18,763
Finance Leases Portfolio Segment [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 20   198
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 143   111
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 133   184
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 156   67
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 58   21
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 14   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 524   581
Finance Leases Portfolio Segment [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   698
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 660   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 90   23
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   19
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 81   78
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 831   818
Finance Leases Portfolio Segment [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   332
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 186   16
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 15   22
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 19   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 220   370
Finance Leases Portfolio Segment [Member] | Real Estate [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Finance Leases Portfolio Segment [Member] | Business Assets      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 1,059   1,211
Finance Leases Portfolio Segment [Member] | Other Collateral      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 0   0
Finance Leases Portfolio Segment [Member] | Collateral Pledged [Member]      
Financing Receivable, Impaired [Line Items]      
Impaired Financing Receivable Amortized Cost 1,059   1,211
Finance Leases Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 24   43
PPP loans receivable [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   69,588
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 34,269   4,832
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,155   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 37,424   74,420
PPP loans receivable [Member] | Pass Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   69,588
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 34,269   4,832
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,155   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 37,424   74,420
PPP loans receivable [Member] | 5 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
PPP loans receivable [Member] | 6 Rated [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
PPP loans receivable [Member] | Impaired [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
PPP loans receivable [Member] | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 0   0
Bank Overdrafts      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,055   1,127
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,055   1,127
Bank Overdrafts | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
Bank Overdrafts | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,055   1,127
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,055   1,127
Consumer less GFSC and Check Loans      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 1,187   1,518
Interest income recognized 14 23  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 158,137   649,879
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 606,962   506,061
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 455,890   259,985
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 227,730   119,621
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 101,602   64,854
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 112,566   62,729
Financing Receivable, Excluding Accrued Interest, Revolving 22,330   22,664
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,685,217   1,685,793
Consumer less GFSC and Check Loans | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 316   393
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   241
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 136   506
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 421   755
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 611   399
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 332   155
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 589   593
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,089   2,649
Consumer less GFSC and Check Loans | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 158,137   649,638
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 606,826   505,555
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 455,469   259,230
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 227,119   119,222
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 101,270   64,699
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 111,977   62,136
Financing Receivable, Excluding Accrued Interest, Revolving 22,330   22,664
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,683,128   1,683,144
GFSC loans      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 54   79
Interest income recognized 2 5  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   252
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 170   1,059
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 673   297
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 188   72
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 38   5
Financing Receivable, Excluding Accrued Interest, Revolving 87   108
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,156   1,793
GFSC loans | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 7   10
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   9
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   73
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 52   5
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7   9
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 62   96
GFSC loans | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   243
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 170   986
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 621   292
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 181   63
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 35   5
Financing Receivable, Excluding Accrued Interest, Revolving 87   108
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,094   1,697
Check loans      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Nonaccrual, No Allowance 0   0
FinancingReceivableNonaccrualWithAllowance 0   0
Interest income recognized 0 $ 0  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 2,033   2,093
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,033   2,093
Check loans | Nonperforming Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Allowance for loan losses allocated 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0
Check loans | Performing Financial Instruments [Member]      
Financing Receivable, Impaired [Line Items]      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 2,033   2,093
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss $ 2,033   $ 2,093