v3.26.1
Loans (Impaired Loans) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2024
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss $ 9,731,356   $ 9,731,356   $ 8,051,242      
Financing Receivable, Impaired, Interest Income Recognized 1,058 $ 809 1,924 $ 1,569        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 110,686 89,785 110,686 89,785 92,973 $ 108,590 $ 88,130 $ 87,966
Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 38,886   38,886   36,299      
Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 13,324   13,324   10,262      
Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 16,017   16,017   20,678      
Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 68,227   68,227   67,239      
Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 5,950   5,950   2,077      
Commercial Portfolio Segment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,920,375   5,920,375   4,502,271      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 753,636   753,636   1,008,264      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,292,630   1,292,630   786,151      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 876,359   876,359   482,087      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 535,140   535,140   435,199      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 537,171   537,171   416,832      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,318,742   1,318,742   785,694      
Financing Receivable, Excluding Accrued Interest, Revolving 606,697   606,697   588,044      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     4   63      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     126   4      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     218   252      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     77   128      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     28   16      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     1,089   1,606      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     42   24      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     1,584   2,093      
Commercial Portfolio Segment [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,728,799   5,728,799   4,380,811      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 708,349   708,349   999,508      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,250,981   1,250,981   773,332      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 857,915   857,915   471,847      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 519,219   519,219   417,302      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 518,396   518,396   409,018      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,285,195   1,285,195   764,586      
Financing Receivable, Excluding Accrued Interest, Revolving 588,744   588,744   545,218      
Commercial Portfolio Segment [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 110,989   110,989   69,778      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 32,863   32,863   2,755      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 21,109   21,109   8,497      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,129   12,129   7,158      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 10,283   10,283   8,285      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 9,563   9,563   2,651      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 14,629   14,629   6,865      
Financing Receivable, Excluding Accrued Interest, Revolving 10,413   10,413   33,567      
Commercial Portfolio Segment [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 75,745   75,745   48,159      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 11,708   11,708   5,769      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 19,933   19,933   4,120      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,283   5,283   1,813      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,270   5,270   9,336      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 9,188   9,188   4,949      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 18,693   18,693   14,029      
Financing Receivable, Excluding Accrued Interest, Revolving 5,670   5,670   8,143      
Commercial Portfolio Segment [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 4,842   4,842   3,523      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 716   716   232      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 607   607   202      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,032   1,032   1,269      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 368   368   276      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 24   24   214      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 225   225   214      
Financing Receivable, Excluding Accrued Interest, Revolving 1,870   1,870   1,116      
Commercial Financial And Agricultural [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         1,210,047      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         262,270      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         169,318      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         110,389      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         58,592      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         60,253      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         51,366      
Financing Receivable, Excluding Accrued Interest, Revolving         497,859      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff         63      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff         3      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff         156      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff         128      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff         16      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff         1,600      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff         24      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff         1,990      
Commercial Financial And Agricultural [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         1,155,745      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         259,100      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         166,315      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         108,536      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         54,698      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         58,964      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         47,051      
Financing Receivable, Excluding Accrued Interest, Revolving         461,081      
Commercial Financial And Agricultural [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         38,036      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         1,330      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         1,419      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         1,022      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         2,220      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         51      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         349      
Financing Receivable, Excluding Accrued Interest, Revolving         31,645      
Commercial Financial And Agricultural [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         14,625      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         1,810      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         1,382      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         385      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         1,601      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         1,216      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         3,966      
Financing Receivable, Excluding Accrued Interest, Revolving         4,265      
Commercial Financial And Agricultural [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss         1,641      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year         30      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year         202      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year         446      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year         73      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year         22      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year         0      
Financing Receivable, Excluding Accrued Interest, Revolving         868      
Consumer [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,810,981   3,810,981   3,548,971      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 482,776   482,776   798,882      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 740,693   740,693   656,134      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 579,229   579,229   536,925      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 469,564   469,564   510,176      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 456,568   456,568   294,045      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 746,853   746,853   507,099      
Financing Receivable, Excluding Accrued Interest, Revolving 335,298   335,298   245,710      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     595   1,683      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     1,196   2,952      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     1,553   4,448      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     1,891   3,194      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     1,130   1,273      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     940   945      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     21   36      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     7,326   14,531      
Consumer [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 26,003   26,003   22,237      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 31   31   452      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,340   3,340   3,232      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 4,020   4,020   4,773      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,207   4,207   3,561      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,116   4,116   1,520      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 9,175   9,175   7,832      
Financing Receivable, Excluding Accrued Interest, Revolving 1,114   1,114   867      
Consumer [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 3,784,978   3,784,978   3,526,734      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 482,745   482,745   798,430      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 737,353   737,353   652,902      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 575,209   575,209   532,152      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 465,357   465,357   506,615      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 452,452   452,452   292,525      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 737,678   737,678   499,267      
Financing Receivable, Excluding Accrued Interest, Revolving 334,184   334,184   244,843      
Commercial Financial And Agricultural [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 249   249   3,938      
Commercial Financial And Agricultural [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 12,627   12,627   9,444      
Commercial Financial And Agricultural [Member] | Other Collateral                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 16,017   16,017   20,678      
Commercial Financial And Agricultural [Member] | Collateral Pledged [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 28,893   28,893   34,060      
Commercial Financial And Agricultural [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 4,133   4,133   744      
Construction Real Estate Commercial [Domain]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 490,100   490,100   298,491      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 130,304   130,304   138,549      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 224,096   224,096   120,148      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 91,445   91,445   6,205      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,988   4,988   3,156      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,660   4,660   1,262      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,957   7,957   3,416      
Financing Receivable, Excluding Accrued Interest, Revolving 26,650   26,650   25,755      
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 17 2 28 3        
Construction Real Estate Commercial [Domain] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 475,704   475,704   296,501      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 124,120   124,120   137,466      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 216,590   216,590   120,148      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 91,445   91,445   6,185      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,968   4,968   3,156      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,660   4,660   1,246      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,271   7,271   3,416      
Financing Receivable, Excluding Accrued Interest, Revolving 26,650   26,650   24,884      
Construction Real Estate Commercial [Domain] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 4,067   4,067   871      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,485   2,485   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 922   922   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 660   660   0      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   871      
Construction Real Estate Commercial [Domain] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 10,329   10,329   1,119      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 3,699   3,699   1,083      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 6,584   6,584   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0   20      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 20   20   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   16      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 26   26   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 1,330   1,330   1,119      
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 1,330   1,330   1,119      
Construction Real Estate Commercial [Domain] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 38   38   0      
Residential Real Estate Commercial [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 974,231   974,231   752,695      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 120,151   120,151   173,760      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 192,586   192,586   113,973      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 132,143   132,143   125,878      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 134,931   134,931   80,178      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 108,815   108,815   82,260      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 246,936   246,936   144,672      
Financing Receivable, Excluding Accrued Interest, Revolving 38,669   38,669   31,974      
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     1   0      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     1   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     53   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     55   0      
Financing Receivable, Impaired, Interest Income Recognized 37 18 63 40        
Residential Real Estate Commercial [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 958,002   958,002   746,395      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 117,310   117,310   173,058      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 188,188   188,188   112,305      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 130,374   130,374   125,616      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 133,307   133,307   79,609      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 106,506   106,506   80,848      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 243,968   243,968   143,320      
Financing Receivable, Excluding Accrued Interest, Revolving 38,349   38,349   31,639      
Residential Real Estate Commercial [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 8,851   8,851   4,249      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,523   1,523   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 478   478   1,536      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,489   1,489   224      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 982   982   218      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,963   1,963   1,064      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,096   2,096   872      
Financing Receivable, Excluding Accrued Interest, Revolving 320   320   335      
Residential Real Estate Commercial [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 6,739   6,739   1,657      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 786   786   500      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 3,920   3,920   132      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 280   280   38      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 535   535   351      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 346   346   156      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 872   872   480      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Residential Real Estate Commercial [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 639   639   394      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 532   532   202      
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 107   107   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0   192      
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 3,315   3,315   1,612      
Residential Real Estate Commercial [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 52   52   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 3,367   3,367   1,612      
Residential Real Estate Commercial [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 142   142   0      
Commercial Financial Agricultural less PPP and Overdrafts                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,366,431   1,366,431   1,210,047      
Financing Receivable, Impaired, Interest Income Recognized 290 287 503 619        
Construction Real Estate Retail                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 123,812   123,812   100,934      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 26,293   26,293   50,128      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 62,824   62,824   20,281      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 10,911   10,911   12,129      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,863   4,863   6,906      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7,154   7,154   4,446      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 11,320   11,320   6,626      
Financing Receivable, Excluding Accrued Interest, Revolving 447   447   418      
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 2 0        
Construction Real Estate Retail | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 212   212   114      
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 125   125   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   17      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 87   87   97      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 5   5   41      
Construction Real Estate Retail | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 123,600   123,600   100,820      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 26,293   26,293   50,128      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 62,824   62,824   20,281      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 10,786   10,786   12,129      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,863   4,863   6,906      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7,154   7,154   4,429      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 11,233   11,233   6,529      
Financing Receivable, Excluding Accrued Interest, Revolving 447   447   418      
Residential Real Estate - Mortgage [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,481,756   1,481,756   1,375,641      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 69,354   69,354   162,548      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 180,306   180,306   208,739      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 219,955   219,955   221,133      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 224,749   224,749   226,207      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 233,682   233,682   168,706      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 553,710   553,710   388,308      
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   149      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     102   104      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     24   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     9   0      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     135   253      
Financing Receivable, Impaired, Interest Income Recognized 183 96 331 188        
Residential Real Estate - Mortgage [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 0   0   76      
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 0   0   76      
Residential Real Estate - Mortgage [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 20,583   20,583   16,447      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1   1   0      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,898   2,898   2,599      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,075   3,075   3,881      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 3,527   3,527   2,297      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,108   3,108   1,184      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,974   7,974   6,486      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 270   270   225      
Residential Real Estate - Mortgage [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,461,173   1,461,173   1,359,194      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 69,353   69,353   162,548      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 177,408   177,408   206,140      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 216,880   216,880   217,252      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 221,222   221,222   223,910      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 230,574   230,574   167,522      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 545,736   545,736   381,822      
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 321,202   321,202   241,058      
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 29   29   278      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 255   255   583      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 749   749   567      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 647   647   29      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,135   1,135   1,447      
Financing Receivable, Excluding Accrued Interest, Revolving 318,387   318,387   238,154      
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     1   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     1   0      
Financing Receivable, Impaired, Interest Income Recognized 16 5 55 13        
Residential Real Estate - HELOC [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,786   1,786   1,702      
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   15      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 24   24   33      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 53   53   90      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 90   90   16      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 507   507   681      
Financing Receivable, Excluding Accrued Interest, Revolving 1,112   1,112   867      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 169   169   108      
Residential Real Estate - HELOC [Member] | Performing Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 319,416   319,416   239,356      
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 29   29   263      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 231   231   550      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 696   696   477      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 557   557   13      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 628   628   766      
Financing Receivable, Excluding Accrued Interest, Revolving 317,275   317,275   237,287      
Residential Real Estate - Installment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 5,592   5,592   5,988      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 372   372   1,493      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,292   1,292   900      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 791   791   1,106      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 812   812   61      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 38   38   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,287   2,287   2,428      
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     8   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     8   0      
Financing Receivable, Impaired, Interest Income Recognized 0 2 1 2        
Residential Real Estate - Installment [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 26   26   53      
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   27      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 17   17   0      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 6   6   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3   3   26      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   0      
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 1   1   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 5,566   5,566   5,935      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 372   372   1,493      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,292   1,292   900      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 791   791   1,079      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 795   795   61      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 32   32   0      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,284   2,284   2,402      
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 3,063,566   3,063,566   2,208,660      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 324,954   324,954   417,644      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 581,611   581,611   372,605      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 490,444   490,444   235,784      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 292,180   292,180   291,465      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 364,080   364,080   272,577      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 967,463   967,463   586,129      
Financing Receivable, Excluding Accrued Interest, Revolving 42,834   42,834   32,456      
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   1      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     33   96      
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     4   6      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   0      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     37   103      
Financing Receivable, Impaired, Interest Income Recognized 467 355 853 615        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 26,205 20,499 26,205 20,499 18,177 25,872 19,838 19,571
Commercial Real Estate [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,965,282   2,965,282   2,151,290      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 316,807   316,807   413,843      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 561,219   561,219   365,788      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 477,499   477,499   227,712      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 279,874   279,874   278,165      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 351,766   351,766   267,480      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 938,556   938,556   570,688      
Financing Receivable, Excluding Accrued Interest, Revolving 39,561   39,561   27,614      
Commercial Real Estate [Member] | 5 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 56,061   56,061   25,291      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 5,114   5,114   1,425      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 17,661   17,661   4,211      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 8,380   8,380   5,912      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 8,639   8,639   5,847      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,878   4,878   1,536      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 11,189   11,189   5,644      
Financing Receivable, Excluding Accrued Interest, Revolving 200   200   716      
Commercial Real Estate [Member] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 41,190   41,190   30,708      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 3,033   3,033   2,376      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,731   2,731   2,606      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,740   3,740   1,370      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 3,667   3,667   7,334      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7,436   7,436   3,561      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 17,510   17,510   9,583      
Financing Receivable, Excluding Accrued Interest, Revolving 3,073   3,073   3,878      
Commercial Real Estate [Member] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,033   1,033   1,371      
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 825   825   790      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0   119      
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 208   208   214      
Financing Receivable, Excluding Accrued Interest, Revolving 0   0   248      
Commercial Real Estate [Member] | Real Estate [Member]                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 33,992   33,992   29,554      
Commercial Real Estate [Member] | Business Assets                
Financing Receivable, Impaired [Line Items]                
Impaired Financing Receivable Amortized Cost 431   431   650      
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 34,423   34,423   30,204      
Commercial Real Estate [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 95   95   0      
Finance Leases Portfolio Segment [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 26,047   26,047   32,378      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 649   649   16,041      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 13,360   13,360   10,107      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 7,637   7,637   3,831      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,858   2,858   1,808      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,214   1,214   480      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 329   329   111      
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 2 0 2 0        
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 267 192 267 192 208 266 181 151
Finance Leases Portfolio Segment [Member] | Pass Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 24,686   24,686   30,880      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 649   649   16,041      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 13,306   13,306   8,776      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 6,462   6,462   3,798      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,830   2,830   1,674      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,110   1,110   480      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 329   329   111      
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 1,147   1,147   1,331      
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   1,331      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,147   1,147   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] | 6 Rated [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 95   95   50      
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   50      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 95   95   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] | Impaired [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 119   119   117      
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 54   54   0      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 28   28   33      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 28   28   84      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 9   9   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 214   214   168      
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 214   214   168      
Finance Leases Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 27   27   11      
Bank Overdrafts                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 2,657   2,657   2,103      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,657   2,657   2,103      
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     549   1,032      
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     549   1,032      
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 2,657   2,657   2,103      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,657   2,657   2,103      
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 1,874,268   1,874,268   1,821,471      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 384,100   384,100   582,610      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 496,242   496,242   425,936      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 347,317   347,317   301,974      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 238,391   238,391   276,435      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 215,047   215,047   120,864      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 178,401   178,401   108,290      
Financing Receivable, Excluding Accrued Interest, Revolving 14,770   14,770   5,362      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff     46   651      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff     1,196   2,803      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff     1,451   4,344      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff     1,859   3,194      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff     1,130   1,273      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff     931   945      
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff     0   8      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     6,613   13,218      
Financing Receivable, Impaired, Interest Income Recognized 46 44 86 89        
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 3,395   3,395   3,921      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 30   30   452      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 442   442   618      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 796   796   832      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 610   610   1,174      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 912   912   303      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 604   604   542      
Financing Receivable, Excluding Accrued Interest, Revolving 1   1   0      
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 1,870,873   1,870,873   1,817,550      
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 384,070   384,070   582,158      
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 495,800   495,800   425,318      
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 346,521   346,521   301,142      
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 237,781   237,781   275,261      
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 214,135   214,135   120,561      
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 177,797   177,797   107,748      
Financing Receivable, Excluding Accrued Interest, Revolving 14,769   14,769   5,362      
Check loans                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss 1,694   1,694   1,776      
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 1,694   1,694   1,776      
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     20   28      
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff     20   28      
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 1   1   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 1   1   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 1,693   1,693   1,776      
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 1,693   1,693   1,776      
Consumer [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest 25,999 $ 25,716 25,999 $ 25,716 25,393 $ 25,743 $ 25,815 $ 26,081
Consumer [Member] | Nonperforming Financial Instruments [Member]                
Financing Receivable, Impaired [Line Items]                
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest $ 1,070   $ 1,070   $ 947