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Loans (Impaired Loans) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2023
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss $ 7,992,753   $ 7,992,753   $ 7,817,128      
Financing Receivable, Impaired, Interest Income Recognized 1,309 $ 880 2,878 $ 2,385        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 91,758 87,237 91,758 87,237 87,966 $ 89,785 $ 86,575 $ 83,745
Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 32,967   32,967   36,687      
Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 16,402   16,402   11,448      
Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 24,820   24,820   22,187      
Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 74,189   74,189   70,322      
Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 3,659   3,659   2,370      
Commercial Portfolio Segment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 4,397,279   4,397,279   4,247,811      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 704,059   704,059   881,930      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 836,657   836,657   611,921      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 510,553   510,553   535,140      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 475,145   475,145   484,246      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 436,722   436,722   461,536      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 856,623   856,623   634,228      
Financing Receivable, Excluding Accrued Interest, Revolving 577,520   577,520   638,810      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     26   8      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     3   203      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     205   143      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     111   20      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   1,317      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     1   2,872      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     6   50      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     352   4,613      
Commercial Portfolio Segment [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 4,255,254   4,255,254   4,094,202      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 696,465   696,465   865,276      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 825,356   825,356   603,608      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 498,161   498,161   511,267      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 450,184   450,184   473,807      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 429,022   429,022   449,493      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 832,481   832,481   610,199      
Financing Receivable, Excluding Accrued Interest, Revolving 523,585   523,585   580,552      
Commercial Portfolio Segment [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 67,121   67,121   97,836      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 4,897   4,897   12,250      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 6,973   6,973   4,587      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 7,920   7,920   17,083      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 15,375   15,375   4,822      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,699   3,699   7,405      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,646   7,646   9,824      
Financing Receivable, Excluding Accrued Interest, Revolving 20,611   20,611   41,865      
Commercial Portfolio Segment [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 73,346   73,346   52,473      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,439   2,439   4,033      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,998   3,998   2,782      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,870   3,870   6,091      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 9,536   9,536   5,513      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,968   3,968   4,302      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 16,295   16,295   14,205      
Financing Receivable, Excluding Accrued Interest, Revolving 33,240   33,240   15,547      
Commercial Portfolio Segment [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,558   1,558   3,300      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 258   258   371      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 330   330   944      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 602   602   699      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 50   50   104      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 33   33   336      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 201   201   0      
Financing Receivable, Excluding Accrued Interest, Revolving 84   84   846      
Commercial Financial And Agricultural [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         1,268,110      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         243,914      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         152,806      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         102,100      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         83,253      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         68,303      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         60,026      
Financing Receivable, Excluding Accrued Interest, Revolving         557,708      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff         0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff         104      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff         143      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff         20      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff         1,317      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff         2,872      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff         50      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff         4,506      
Commercial Financial And Agricultural [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         1,194,641      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         239,260      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         150,007      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         97,761      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         80,956      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         66,332      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         53,327      
Financing Receivable, Excluding Accrued Interest, Revolving         506,998      
Commercial Financial And Agricultural [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         47,796      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         2,709      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         1,222      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         3,819      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         314      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         818      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         1,467      
Financing Receivable, Excluding Accrued Interest, Revolving         37,447      
Commercial Financial And Agricultural [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         22,816      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         1,574      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         633      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         264      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         1,879      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         817      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         5,232      
Financing Receivable, Excluding Accrued Interest, Revolving         12,417      
Commercial Financial And Agricultural [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         2,857      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         371      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         944      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         256      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         104      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         336      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         0      
Financing Receivable, Excluding Accrued Interest, Revolving         846      
Consumer [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,595,474   3,595,474   3,569,317      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 650,414   650,414   857,334      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 708,440   708,440   720,552      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 583,461   583,461   689,607      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 549,709   549,709   404,802      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 319,691   319,691   288,982      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 543,644   543,644   397,870      
Financing Receivable, Excluding Accrued Interest, Revolving 240,115   240,115   210,170      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     966   1,620      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     2,279   3,532      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     3,573   4,596      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     2,524   2,328      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     1,020   809      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     744   774      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     32   62      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     11,138   13,721      
Consumer [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 18,120   18,120   16,736      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 215   215   873      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,271   2,271   1,795      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,518   3,518   2,266      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,663   2,663   1,237      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,676   1,676   1,842      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,502   7,502   8,506      
Financing Receivable, Excluding Accrued Interest, Revolving 275   275   217      
Consumer [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,577,354   3,577,354   3,552,581      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 650,199   650,199   856,461      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 706,169   706,169   718,757      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 579,943   579,943   687,341      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 547,046   547,046   403,565      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 318,015   318,015   287,140      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 536,142   536,142   389,364      
Financing Receivable, Excluding Accrued Interest, Revolving 239,840   239,840   209,953      
Commercial Financial And Agricultural [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 5,455   5,455   5,583      
Commercial Financial And Agricultural [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 15,483   15,483   11,423      
Commercial Financial And Agricultural [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 24,820   24,820   22,187      
Commercial Financial And Agricultural [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 45,758   45,758   39,193      
Commercial Financial And Agricultural [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 2,427   2,427   1,261      
Construction Real Estate Commercial [Domain]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 335,487   335,487   311,122      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 88,002   88,002   163,495      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 148,914   148,914   83,814      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 43,925   43,925   32,409      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 18,708   18,708   2,623      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,299   1,299   3,014      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,082   4,082   2,783      
Financing Receivable, Excluding Accrued Interest, Revolving 30,557   30,557   22,984      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   0      
Financing Receivable, Impaired, Interest Income Recognized 0 0 3 38        
Construction Real Estate Commercial [Domain] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 332,646   332,646   304,987      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 87,225   87,225   158,403      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 148,914   148,914   83,233      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 43,356   43,356   32,035      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 18,708   18,708   2,623      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,299   1,299   3,014      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,082   4,082   2,783      
Financing Receivable, Excluding Accrued Interest, Revolving 29,062   29,062   22,896      
Construction Real Estate Commercial [Domain] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,272   2,272   5,546      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 777   777   5,084      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   374      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 1,495   1,495   88      
Construction Real Estate Commercial [Domain] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 569   569   589      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   8      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   581      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 569   569   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Construction Real Estate Commercial [Domain] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Construction Real Estate Commercial [Domain] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 569   569   589      
Construction Real Estate Commercial [Domain] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Construction Real Estate Commercial [Domain] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Construction Real Estate Commercial [Domain] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 569   569   589      
Construction Real Estate Commercial [Domain] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 0   0   0      
Residential Real Estate Commercial [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 712,510   712,510   644,418      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 140,578   140,578   122,627      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 115,030   115,030   112,208      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 100,967   100,967   91,743      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 84,268   84,268   93,001      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 85,821   85,821   105,092      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 154,896   154,896   95,982      
Financing Receivable, Excluding Accrued Interest, Revolving 30,950   30,950   23,765      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   0      
Financing Receivable, Impaired, Interest Income Recognized 19 62 59 169        
Residential Real Estate Commercial [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 702,578   702,578   630,354      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 139,924   139,924   120,873      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 113,630   113,630   111,577      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 100,359   100,359   88,292      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 83,261   83,261   92,240      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 84,427   84,427   102,999      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 153,002   153,002   93,918      
Financing Receivable, Excluding Accrued Interest, Revolving 27,975   27,975   20,455      
Residential Real Estate Commercial [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 8,195   8,195   7,978      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 581   581   1,403      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,203   1,203   540      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 525   525   661      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 562   562   437      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,086   1,086   831      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,409   1,409   941      
Financing Receivable, Excluding Accrued Interest, Revolving 2,829   2,829   3,165      
Residential Real Estate Commercial [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,737   1,737   6,086      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 73   73   351      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 197   197   91      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 83   83   2,790      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 445   445   324      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 308   308   1,262      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 485   485   1,123      
Financing Receivable, Excluding Accrued Interest, Revolving 146   146   145      
Residential Real Estate Commercial [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Residential Real Estate Commercial [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 1,443   1,443   5,898      
Residential Real Estate Commercial [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Residential Real Estate Commercial [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Residential Real Estate Commercial [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 1,443   1,443   5,898      
Residential Real Estate Commercial [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 0   0   39      
Commercial Financial Agricultural less PPP and Overdrafts                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,191,148   1,191,148   1,268,110      
Financing Receivable, Impaired, Interest Income Recognized 746 441 1,365 1,018        
Construction Real Estate Retail                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 98,425   98,425   101,455      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 31,080   31,080   51,109      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 34,071   34,071   26,237      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 13,799   13,799   8,517      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 7,343   7,343   6,233      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,096   5,096   3,593      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 6,970   6,970   5,306      
Financing Receivable, Excluding Accrued Interest, Revolving 66   66   460      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   0      
Financing Receivable, Impaired, Interest Income Recognized 0 1 0 1        
Construction Real Estate Retail | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 76   76   22      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 18   18   22      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 58   58   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 39   39   1      
Construction Real Estate Retail | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 98,349   98,349   101,433      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 31,080   31,080   51,109      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 34,071   34,071   26,237      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 13,799   13,799   8,517      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 7,343   7,343   6,233      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,078   5,078   3,571      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 6,912   6,912   5,306      
Financing Receivable, Excluding Accrued Interest, Revolving 66   66   460      
Residential Real Estate - Mortgage [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,397,361   1,397,361   1,346,543      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 143,802   143,802   195,419      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 205,255   205,255   236,981      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 232,282   232,282   251,456      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 232,501   232,501   192,922      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 175,776   175,776   158,946      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 407,745   407,745   310,819      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     100   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     52   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   22      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     152   22      
Financing Receivable, Impaired, Interest Income Recognized 97 85 285 238        
Residential Real Estate - Mortgage [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 76   76   78      
Residential Real Estate - Mortgage [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Residential Real Estate - Mortgage [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Residential Real Estate - Mortgage [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 76   76   78      
Residential Real Estate - Mortgage [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 13,456   13,456   12,281      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   536      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,633   1,633   721      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 2,677   2,677   1,324      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,728   1,728   729      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,187   1,187   1,508      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 6,231   6,231   7,463      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 169   169   128      
Residential Real Estate - Mortgage [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,383,905   1,383,905   1,334,262      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 143,802   143,802   194,883      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 203,622   203,622   236,260      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 229,605   229,605   250,132      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 230,773   230,773   192,193      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 174,589   174,589   157,438      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 401,514   401,514   303,356      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Residential Real Estate - HELOC [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 230,074   230,074   203,459      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   13      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 137   137   192      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 576   576   591      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 555   555   389      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 327   327   56      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,500   1,500   1,658      
Financing Receivable, Excluding Accrued Interest, Revolving 226,979   226,979   200,560      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   9      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   9      
Financing Receivable, Impaired, Interest Income Recognized 7 2 20 9        
Residential Real Estate - HELOC [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,128   1,128   933      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 16   16   39      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 63   63   14      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 91   91   56      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 29   29   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 654   654   610      
Financing Receivable, Excluding Accrued Interest, Revolving 275   275   214      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 79   79   154      
Residential Real Estate - HELOC [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 228,946   228,946   202,526      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   13      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 121   121   153      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 513   513   577      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 464   464   333      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 298   298   56      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 846   846   1,048      
Financing Receivable, Excluding Accrued Interest, Revolving 226,704   226,704   200,346      
Residential Real Estate - Installment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,882   5,882   6,013      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 905   905   1,198      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 996   996   1,704      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,308   1,308   133      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 81   81   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   2      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,592   2,592   2,976      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   0      
Financing Receivable, Impaired, Interest Income Recognized 1 0 3 0        
Residential Real Estate - Installment [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 46   46   31      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 19   19   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   2      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 27   27   29      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 19   19   1      
Residential Real Estate - Installment [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,836   5,836   5,982      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 905   905   1,198      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 977   977   1,704      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,308   1,308   133      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 81   81   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,565   2,565   2,947      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Commercial Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,126,156   2,126,156   1,994,332      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 270,525   270,525   334,340      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 369,791   369,791   257,179      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 241,422   241,422   305,080      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 297,631   297,631   304,126      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 283,843   283,843   284,132      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 625,135   625,135   475,122      
Financing Receivable, Excluding Accrued Interest, Revolving 37,809   37,809   34,353      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   99      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     68   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     68   99      
Financing Receivable, Impaired, Interest Income Recognized 389 257 1,004 822        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 20,515 18,856 20,515 18,856 19,571 20,499 16,855 16,374
Commercial Real Estate [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,067,547   2,067,547   1,934,733      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 267,676   267,676   329,203      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 363,286   363,286   252,923      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 232,641   232,641   289,622      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 281,547   281,547   296,745      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 280,264   280,264   276,181      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 608,956   608,956   459,856      
Financing Receivable, Excluding Accrued Interest, Revolving 33,177   33,177   30,203      
Commercial Real Estate [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 32,641   32,641   36,191      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,066   2,066   3,054      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,792   3,792   2,779      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 6,417   6,417   11,978      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 11,688   11,688   4,071      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,899   1,899   5,728      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,819   5,819   7,416      
Financing Receivable, Excluding Accrued Interest, Revolving 960   960   1,165      
Commercial Real Estate [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 25,968   25,968   22,965      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 783   783   2,083      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,713   2,713   1,477      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 2,364   2,364   3,037      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,396   4,396   3,310      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,680   1,680   2,223      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 10,360   10,360   7,850      
Financing Receivable, Excluding Accrued Interest, Revolving 3,672   3,672   2,985      
Commercial Real Estate [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   443      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   443      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Commercial Real Estate [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 25,424   25,424   24,539      
Commercial Real Estate [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 679   679   8      
Commercial Real Estate [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Commercial Real Estate [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 26,103   26,103   24,547      
Commercial Real Estate [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 124   124   0      
Finance Leases Portfolio Segment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 31,978   31,978   29,829      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 13,213   13,213   17,554      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 11,274   11,274   5,914      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 4,357   4,357   3,808      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,118   2,118   1,243      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 600   600   995      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 416   416   315      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   8      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     0   8      
Financing Receivable, Impaired, Interest Income Recognized 9 0 9 0        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 256 165 256 165 151 192 161 117
Finance Leases Portfolio Segment [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 31,738   31,738   29,487      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 13,213   13,213   17,537      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 11,274   11,274   5,868      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 4,319   4,319   3,557      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,925   1,925   1,243      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 600   600   967      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 407   407   315      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Finance Leases Portfolio Segment [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   325      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   46      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   251      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   28      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Finance Leases Portfolio Segment [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 240   240   17      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   17      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 38   38   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 193   193   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 9   9   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Finance Leases Portfolio Segment [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Finance Leases Portfolio Segment [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Finance Leases Portfolio Segment [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 240   240   17      
Finance Leases Portfolio Segment [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   0      
Finance Leases Portfolio Segment [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 240   240   17      
Finance Leases Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 30   30   0      
Bank Overdrafts                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,056   1,056   1,475      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,056   1,056   1,475      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     764   937      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     764   937      
Financing Receivable, Impaired, Interest Income Recognized 0 0 0 0        
Bank Overdrafts | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 0   0   0      
Bank Overdrafts | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,056   1,056   1,475      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,056   1,056   1,475      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Consumer less GFSC and Check Loans                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,860,866   1,860,866   1,908,473      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 473,571   473,571   608,120      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 467,981   467,981   455,438      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 335,496   335,496   428,910      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 309,229   309,229   205,258      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 138,492   138,492   126,385      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 124,837   124,837   77,111      
Financing Receivable, Excluding Accrued Interest, Revolving 11,260   11,260   7,251      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     202   683      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     2,179   3,532      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     3,521   4,596      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     2,524   2,328      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     1,020   809      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     744   743      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     8   2      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     10,198   12,693      
Financing Receivable, Impaired, Interest Income Recognized 41 32 130 90        
Consumer less GFSC and Check Loans | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,414   3,414   3,469      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 215   215   337      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 603   603   1,035      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 778   778   928      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 844   844   452      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 442   442   310      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 532   532   404      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   3      
Consumer less GFSC and Check Loans | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,857,452   1,857,452   1,905,004      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 473,356   473,356   607,783      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 467,378   467,378   454,403      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 334,718   334,718   427,982      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 308,385   308,385   204,806      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 138,050   138,050   126,075      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 124,305   124,305   76,707      
Financing Receivable, Excluding Accrued Interest, Revolving 11,260   11,260   7,248      
Check loans                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,810   1,810   1,899      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 1,810   1,810   1,899      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     24   60      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     24   60      
Financing Receivable, Impaired, Interest Income Recognized 0 0 0 0        
Check loans | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 0   0   0      
Check loans | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,810   1,810   1,899      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0   0      
Financing Receivable, Excluding Accrued Interest, Revolving 1,810   1,810   1,899      
Consumer [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 25,475 $ 27,997 25,475 $ 27,997 26,081 $ 25,716 $ 27,579 $ 27,713
Consumer [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest $ 772   $ 772   $ 786