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Loans - Credit Scores by Loan Class, Mortgage and Installment Segments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Loans | $ 4,164,367 |  | $ 4,164,367 |  | $ 4,038,825
Accrued interest excluded from total | 14,006 |  | 14,006 |  | 13,461
Current period gross charge-offs | 955 | $ 890 | 1,573 | $ 1,702 |
Mortgage |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 70,928 |  | 70,928 |  | 114,265
Financing receivable, year two, originated, fiscal year before current fiscal year | 107,731 |  | 107,731 |  | 127,634
Financing receivable, year three, originated, two years before current fiscal year | 118,420 |  | 118,420 |  | 313,443
Financing receivable, year four, originated, three years before current fiscal year | 292,378 |  | 292,378 |  | 435,959
Financing receivable, year five, originated, four years before current fiscal year | 420,869 |  | 420,869 |  | 164,525
Financing receivable, originated, more than five years before current fiscal year | 373,322 |  | 373,322 |  | 232,606
Revolving Loans Amortized Cost Basis | 144,712 |  | 144,712 |  | 128,294
Loans | 1,528,360 |  | 1,528,360 |  | 1,516,726
Accrued interest, current fiscal year | 253 |  | 253 |  | 472
Accrued interest, fiscal year before current | 546 |  | 546 |  | 624
Accrued interest, two years before current | 571 |  | 571 |  | 970
Accrued interest, three years before current | 952 |  | 952 |  | 973
Accrued interest, four years before current | 993 |  | 993 |  | 406
Accrued interest, more than five years before current fiscal year | 1,257 |  | 1,257 |  | 954
Accrued interest, revolving | 1,047 |  | 1,047 |  | 958
Accrued interest excluded from total | 5,619 |  | 5,619 |  | 5,357
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 22
Gross charge-offs, three years before current |  |  | 19 |  | 23
Gross charge-offs, four years before current |  |  | 6 |  | 0
Gross charge-offs, more than five years before current |  |  | 91 |  | 233
Gross charge-offs, revolving |  |  | 0 |  | 22
Current period gross charge-offs | 92 | 75 | 116 | 274 | 300
Mortgage | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 7,827 |  | 7,827 |  | 11,801
Financing receivable, year two, originated, fiscal year before current fiscal year | 9,288 |  | 9,288 |  | 16,111
Financing receivable, year three, originated, two years before current fiscal year | 21,122 |  | 21,122 |  | 58,852
Financing receivable, year four, originated, three years before current fiscal year | 59,229 |  | 59,229 |  | 73,646
Financing receivable, year five, originated, four years before current fiscal year | 82,015 |  | 82,015 |  | 30,580
Financing receivable, originated, more than five years before current fiscal year | 64,654 |  | 64,654 |  | 35,342
Revolving Loans Amortized Cost Basis | 20,929 |  | 20,929 |  | 17,208
Loans | 265,064 |  | 265,064 |  | 243,540
Mortgage | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 38,512 |  | 38,512 |  | 60,232
Financing receivable, year two, originated, fiscal year before current fiscal year | 61,989 |  | 61,989 |  | 69,204
Financing receivable, year three, originated, two years before current fiscal year | 58,212 |  | 58,212 |  | 151,641
Financing receivable, year four, originated, three years before current fiscal year | 137,068 |  | 137,068 |  | 245,621
Financing receivable, year five, originated, four years before current fiscal year | 238,997 |  | 238,997 |  | 84,979
Financing receivable, originated, more than five years before current fiscal year | 151,289 |  | 151,289 |  | 91,798
Revolving Loans Amortized Cost Basis | 69,674 |  | 69,674 |  | 59,139
Loans | 755,741 |  | 755,741 |  | 762,614
Mortgage | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 11,905 |  | 11,905 |  | 26,638
Financing receivable, year two, originated, fiscal year before current fiscal year | 28,161 |  | 28,161 |  | 24,872
Financing receivable, year three, originated, two years before current fiscal year | 23,565 |  | 23,565 |  | 61,484
Financing receivable, year four, originated, three years before current fiscal year | 59,846 |  | 59,846 |  | 85,925
Financing receivable, year five, originated, four years before current fiscal year | 69,516 |  | 69,516 |  | 25,496
Financing receivable, originated, more than five years before current fiscal year | 74,904 |  | 74,904 |  | 46,466
Revolving Loans Amortized Cost Basis | 35,826 |  | 35,826 |  | 33,440
Loans | 303,723 |  | 303,723 |  | 304,321
Mortgage | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 12,315 |  | 12,315 |  | 14,079
Financing receivable, year two, originated, fiscal year before current fiscal year | 6,283 |  | 6,283 |  | 13,925
Financing receivable, year three, originated, two years before current fiscal year | 9,697 |  | 9,697 |  | 25,904
Financing receivable, year four, originated, three years before current fiscal year | 21,691 |  | 21,691 |  | 25,049
Financing receivable, year five, originated, four years before current fiscal year | 21,338 |  | 21,338 |  | 12,356
Financing receivable, originated, more than five years before current fiscal year | 45,438 |  | 45,438 |  | 28,942
Revolving Loans Amortized Cost Basis | 13,024 |  | 13,024 |  | 14,659
Loans | 129,786 |  | 129,786 |  | 134,914
Mortgage | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 369 |  | 369 |  | 682
Financing receivable, year two, originated, fiscal year before current fiscal year | 782 |  | 782 |  | 2,430
Financing receivable, year three, originated, two years before current fiscal year | 3,732 |  | 3,732 |  | 10,733
Financing receivable, year four, originated, three years before current fiscal year | 8,812 |  | 8,812 |  | 2,595
Financing receivable, year five, originated, four years before current fiscal year | 4,805 |  | 4,805 |  | 5,485
Financing receivable, originated, more than five years before current fiscal year | 13,912 |  | 13,912 |  | 14,126
Revolving Loans Amortized Cost Basis | 2,942 |  | 2,942 |  | 2,372
Loans | 35,354 |  | 35,354 |  | 38,423
Mortgage | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 746
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,141 |  | 1,141 |  | 548
Financing receivable, year three, originated, two years before current fiscal year | 1,782 |  | 1,782 |  | 2,816
Financing receivable, year four, originated, three years before current fiscal year | 3,352 |  | 3,352 |  | 1,931
Financing receivable, year five, originated, four years before current fiscal year | 3,022 |  | 3,022 |  | 3,799
Financing receivable, originated, more than five years before current fiscal year | 11,267 |  | 11,267 |  | 4,806
Revolving Loans Amortized Cost Basis | 1,458 |  | 1,458 |  | 552
Loans | 22,022 |  | 22,022 |  | 15,198
Mortgage | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 87
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 59
Financing receivable, year three, originated, two years before current fiscal year | 58 |  | 58 |  | 1,993
Financing receivable, year four, originated, three years before current fiscal year | 1,959 |  | 1,959 |  | 1,094
Financing receivable, year five, originated, four years before current fiscal year | 1,078 |  | 1,078 |  | 1,178
Financing receivable, originated, more than five years before current fiscal year | 9,016 |  | 9,016 |  | 7,519
Revolving Loans Amortized Cost Basis | 788 |  | 788 |  | 919
Loans | 12,899 |  | 12,899 |  | 12,849
Mortgage | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 87 |  | 87 |  | 485
Financing receivable, year three, originated, two years before current fiscal year | 252 |  | 252 |  | 20
Financing receivable, year four, originated, three years before current fiscal year | 421 |  | 421 |  | 98
Financing receivable, year five, originated, four years before current fiscal year | 98 |  | 98 |  | 652
Financing receivable, originated, more than five years before current fiscal year | 2,842 |  | 2,842 |  | 3,607
Revolving Loans Amortized Cost Basis | 71 |  | 71 |  | 5
Loans | 3,771 |  | 3,771 |  | 4,867
Mortgage | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | 1-4 family owner occupied - jumbo |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 39,610 |  | 39,610 |  | 57,391
Financing receivable, year two, originated, fiscal year before current fiscal year | 66,064 |  | 66,064 |  | 81,843
Financing receivable, year three, originated, two years before current fiscal year | 74,608 |  | 74,608 |  | 215,052
Financing receivable, year four, originated, three years before current fiscal year | 200,820 |  | 200,820 |  | 333,112
Financing receivable, year five, originated, four years before current fiscal year | 321,608 |  | 321,608 |  | 111,309
Financing receivable, originated, more than five years before current fiscal year | 176,775 |  | 176,775 |  | 73,619
Revolving Loans Amortized Cost Basis | 6,811 |  | 6,811 |  | 3,225
Loans | 886,296 |  | 886,296 |  | 875,551
Accrued interest, current fiscal year | 167 |  | 167 |  | 264
Accrued interest, fiscal year before current | 330 |  | 330 |  | 377
Accrued interest, two years before current | 364 |  | 364 |  | 634
Accrued interest, three years before current | 630 |  | 630 |  | 712
Accrued interest, four years before current | 732 |  | 732 |  | 264
Accrued interest, more than five years before current fiscal year | 469 |  | 469 |  | 238
Accrued interest, revolving | 59 |  | 59 |  | 31
Accrued interest excluded from total | 2,751 |  | 2,751 |  | 2,520
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 22
Gross charge-offs, three years before current |  |  | 0 |  | 0
Gross charge-offs, four years before current |  |  | 0 |  | 0
Gross charge-offs, more than five years before current |  |  | 0 |  | 0
Gross charge-offs, revolving |  |  | 0 |  | 0
Current period gross charge-offs |  |  | 0 |  | 22
Mortgage | 1-4 family owner occupied - jumbo | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 3,488 |  | 3,488 |  | 5,009
Financing receivable, year two, originated, fiscal year before current fiscal year | 5,307 |  | 5,307 |  | 12,192
Financing receivable, year three, originated, two years before current fiscal year | 14,596 |  | 14,596 |  | 37,147
Financing receivable, year four, originated, three years before current fiscal year | 40,846 |  | 40,846 |  | 51,242
Financing receivable, year five, originated, four years before current fiscal year | 59,939 |  | 59,939 |  | 22,126
Financing receivable, originated, more than five years before current fiscal year | 31,917 |  | 31,917 |  | 14,291
Revolving Loans Amortized Cost Basis | 1,272 |  | 1,272 |  | 0
Loans | 157,365 |  | 157,365 |  | 142,007
Mortgage | 1-4 family owner occupied - jumbo | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 24,200 |  | 24,200 |  | 33,118
Financing receivable, year two, originated, fiscal year before current fiscal year | 36,552 |  | 36,552 |  | 43,013
Financing receivable, year three, originated, two years before current fiscal year | 34,676 |  | 34,676 |  | 106,378
Financing receivable, year four, originated, three years before current fiscal year | 91,220 |  | 91,220 |  | 194,725
Financing receivable, year five, originated, four years before current fiscal year | 186,536 |  | 186,536 |  | 58,703
Financing receivable, originated, more than five years before current fiscal year | 84,604 |  | 84,604 |  | 35,103
Revolving Loans Amortized Cost Basis | 3,016 |  | 3,016 |  | 1,275
Loans | 460,804 |  | 460,804 |  | 472,315
Mortgage | 1-4 family owner occupied - jumbo | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 8,991 |  | 8,991 |  | 13,981
Financing receivable, year two, originated, fiscal year before current fiscal year | 18,476 |  | 18,476 |  | 13,602
Financing receivable, year three, originated, two years before current fiscal year | 12,976 |  | 12,976 |  | 40,219
Financing receivable, year four, originated, three years before current fiscal year | 42,572 |  | 42,572 |  | 68,687
Financing receivable, year five, originated, four years before current fiscal year | 55,874 |  | 55,874 |  | 17,552
Financing receivable, originated, more than five years before current fiscal year | 31,831 |  | 31,831 |  | 11,669
Revolving Loans Amortized Cost Basis | 2,523 |  | 2,523 |  | 450
Loans | 173,243 |  | 173,243 |  | 166,160
Mortgage | 1-4 family owner occupied - jumbo | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 2,931 |  | 2,931 |  | 4,537
Financing receivable, year two, originated, fiscal year before current fiscal year | 4,118 |  | 4,118 |  | 10,286
Financing receivable, year three, originated, two years before current fiscal year | 8,141 |  | 8,141 |  | 19,366
Financing receivable, year four, originated, three years before current fiscal year | 15,961 |  | 15,961 |  | 15,736
Financing receivable, year five, originated, four years before current fiscal year | 14,702 |  | 14,702 |  | 6,937
Financing receivable, originated, more than five years before current fiscal year | 18,196 |  | 18,196 |  | 6,555
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 1,500
Loans | 64,049 |  | 64,049 |  | 64,917
Mortgage | 1-4 family owner occupied - jumbo | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 742 |  | 742 |  | 2,265
Financing receivable, year three, originated, two years before current fiscal year | 3,232 |  | 3,232 |  | 9,528
Financing receivable, year four, originated, three years before current fiscal year | 6,921 |  | 6,921 |  | 1,636
Financing receivable, year five, originated, four years before current fiscal year | 2,162 |  | 2,162 |  | 2,288
Financing receivable, originated, more than five years before current fiscal year | 4,603 |  | 4,603 |  | 4,619
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 17,660 |  | 17,660 |  | 20,336
Mortgage | 1-4 family owner occupied - jumbo | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 746
Financing receivable, year two, originated, fiscal year before current fiscal year | 869 |  | 869 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 987 |  | 987 |  | 2,414
Financing receivable, year four, originated, three years before current fiscal year | 2,622 |  | 2,622 |  | 1,086
Financing receivable, year five, originated, four years before current fiscal year | 1,673 |  | 1,673 |  | 2,803
Financing receivable, originated, more than five years before current fiscal year | 2,956 |  | 2,956 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 9,107 |  | 9,107 |  | 7,049
Mortgage | 1-4 family owner occupied - jumbo | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 678 |  | 678 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 722 |  | 722 |  | 900
Financing receivable, originated, more than five years before current fiscal year | 1,950 |  | 1,950 |  | 664
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 3,350 |  | 3,350 |  | 1,564
Mortgage | 1-4 family owner occupied - jumbo | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 485
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 718 |  | 718 |  | 718
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 718 |  | 718 |  | 1,203
Mortgage | 1-4 family owner occupied - jumbo | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | 1-4 family owner occupied - non-jumbo |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 19,826 |  | 19,826 |  | 31,345
Financing receivable, year two, originated, fiscal year before current fiscal year | 17,249 |  | 17,249 |  | 22,924
Financing receivable, year three, originated, two years before current fiscal year | 22,487 |  | 22,487 |  | 61,708
Financing receivable, year four, originated, three years before current fiscal year | 59,402 |  | 59,402 |  | 47,561
Financing receivable, year five, originated, four years before current fiscal year | 45,996 |  | 45,996 |  | 29,256
Financing receivable, originated, more than five years before current fiscal year | 107,778 |  | 107,778 |  | 85,554
Revolving Loans Amortized Cost Basis | 24,252 |  | 24,252 |  | 20,794
Loans | 296,990 |  | 296,990 |  | 299,142
Accrued interest, current fiscal year | 37 |  | 37 |  | 105
Accrued interest, fiscal year before current | 109 |  | 109 |  | 139
Accrued interest, two years before current | 105 |  | 105 |  | 195
Accrued interest, three years before current | 198 |  | 198 |  | 113
Accrued interest, four years before current | 109 |  | 109 |  | 77
Accrued interest, more than five years before current fiscal year | 417 |  | 417 |  | 368
Accrued interest, revolving | 180 |  | 180 |  | 163
Accrued interest excluded from total | 1,155 |  | 1,155 |  | 1,160
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 0
Gross charge-offs, three years before current |  |  | 19 |  | 23
Gross charge-offs, four years before current |  |  | 6 |  | 0
Gross charge-offs, more than five years before current |  |  | 5 |  | 22
Gross charge-offs, revolving |  |  | 0 |  | 0
Current period gross charge-offs |  |  | 30 |  | 45
Mortgage | 1-4 family owner occupied - non-jumbo | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 1,985 |  | 1,985 |  | 1,919
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,574 |  | 1,574 |  | 2,113
Financing receivable, year three, originated, two years before current fiscal year | 3,231 |  | 3,231 |  | 14,018
Financing receivable, year four, originated, three years before current fiscal year | 12,348 |  | 12,348 |  | 8,928
Financing receivable, year five, originated, four years before current fiscal year | 9,304 |  | 9,304 |  | 3,089
Financing receivable, originated, more than five years before current fiscal year | 16,349 |  | 16,349 |  | 9,138
Revolving Loans Amortized Cost Basis | 3,854 |  | 3,854 |  | 4,066
Loans | 48,645 |  | 48,645 |  | 43,271
Mortgage | 1-4 family owner occupied - non-jumbo | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 7,133 |  | 7,133 |  | 12,472
Financing receivable, year two, originated, fiscal year before current fiscal year | 8,953 |  | 8,953 |  | 10,604
Financing receivable, year three, originated, two years before current fiscal year | 11,536 |  | 11,536 |  | 26,405
Financing receivable, year four, originated, three years before current fiscal year | 29,431 |  | 29,431 |  | 21,548
Financing receivable, year five, originated, four years before current fiscal year | 21,445 |  | 21,445 |  | 14,028
Financing receivable, originated, more than five years before current fiscal year | 28,385 |  | 28,385 |  | 23,586
Revolving Loans Amortized Cost Basis | 14,460 |  | 14,460 |  | 10,429
Loans | 121,343 |  | 121,343 |  | 119,072
Mortgage | 1-4 family owner occupied - non-jumbo | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 1,436 |  | 1,436 |  | 7,927
Financing receivable, year two, originated, fiscal year before current fiscal year | 4,426 |  | 4,426 |  | 7,110
Financing receivable, year three, originated, two years before current fiscal year | 6,338 |  | 6,338 |  | 12,810
Financing receivable, year four, originated, three years before current fiscal year | 9,120 |  | 9,120 |  | 9,598
Financing receivable, year five, originated, four years before current fiscal year | 9,211 |  | 9,211 |  | 5,492
Financing receivable, originated, more than five years before current fiscal year | 26,635 |  | 26,635 |  | 21,692
Revolving Loans Amortized Cost Basis | 4,006 |  | 4,006 |  | 4,231
Loans | 61,172 |  | 61,172 |  | 68,860
Mortgage | 1-4 family owner occupied - non-jumbo | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 8,903 |  | 8,903 |  | 8,258
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,937 |  | 1,937 |  | 2,758
Financing receivable, year three, originated, two years before current fiscal year | 678 |  | 678 |  | 5,586
Financing receivable, year four, originated, three years before current fiscal year | 5,027 |  | 5,027 |  | 4,885
Financing receivable, year five, originated, four years before current fiscal year | 2,584 |  | 2,584 |  | 2,262
Financing receivable, originated, more than five years before current fiscal year | 15,307 |  | 15,307 |  | 12,820
Revolving Loans Amortized Cost Basis | 1,541 |  | 1,541 |  | 1,848
Loans | 35,977 |  | 35,977 |  | 38,417
Mortgage | 1-4 family owner occupied - non-jumbo | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 369 |  | 369 |  | 682
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 126
Financing receivable, year three, originated, two years before current fiscal year | 213 |  | 213 |  | 1,001
Financing receivable, year four, originated, three years before current fiscal year | 1,741 |  | 1,741 |  | 762
Financing receivable, year five, originated, four years before current fiscal year | 1,848 |  | 1,848 |  | 2,459
Financing receivable, originated, more than five years before current fiscal year | 6,646 |  | 6,646 |  | 6,757
Revolving Loans Amortized Cost Basis | 183 |  | 183 |  | 180
Loans | 11,000 |  | 11,000 |  | 11,967
Mortgage | 1-4 family owner occupied - non-jumbo | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 272 |  | 272 |  | 213
Financing receivable, year three, originated, two years before current fiscal year | 491 |  | 491 |  | 365
Financing receivable, year four, originated, three years before current fiscal year | 579 |  | 579 |  | 794
Financing receivable, year five, originated, four years before current fiscal year | 1,244 |  | 1,244 |  | 996
Financing receivable, originated, more than five years before current fiscal year | 6,904 |  | 6,904 |  | 3,438
Revolving Loans Amortized Cost Basis | 55 |  | 55 |  | 40
Loans | 9,545 |  | 9,545 |  | 5,846
Mortgage | 1-4 family owner occupied - non-jumbo | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 87
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 1,523
Financing receivable, year four, originated, three years before current fiscal year | 735 |  | 735 |  | 948
Financing receivable, year five, originated, four years before current fiscal year | 262 |  | 262 |  | 278
Financing receivable, originated, more than five years before current fiscal year | 5,837 |  | 5,837 |  | 5,780
Revolving Loans Amortized Cost Basis | 129 |  | 129 |  | 0
Loans | 6,963 |  | 6,963 |  | 8,616
Mortgage | 1-4 family owner occupied - non-jumbo | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 87 |  | 87 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 421 |  | 421 |  | 98
Financing receivable, year five, originated, four years before current fiscal year | 98 |  | 98 |  | 652
Financing receivable, originated, more than five years before current fiscal year | 1,715 |  | 1,715 |  | 2,343
Revolving Loans Amortized Cost Basis | 24 |  | 24 |  | 0
Loans | 2,345 |  | 2,345 |  | 3,093
Mortgage | 1-4 family owner occupied - non-jumbo | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | 1-4 family non-owner occupied |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 6,782 |  | 6,782 |  | 19,943
Financing receivable, year two, originated, fiscal year before current fiscal year | 19,182 |  | 19,182 |  | 18,075
Financing receivable, year three, originated, two years before current fiscal year | 15,733 |  | 15,733 |  | 30,352
Financing receivable, year four, originated, three years before current fiscal year | 26,613 |  | 26,613 |  | 48,867
Financing receivable, year five, originated, four years before current fiscal year | 46,896 |  | 46,896 |  | 18,394
Financing receivable, originated, more than five years before current fiscal year | 49,879 |  | 49,879 |  | 35,371
Revolving Loans Amortized Cost Basis | 4,058 |  | 4,058 |  | 5,948
Loans | 169,143 |  | 169,143 |  | 176,950
Accrued interest, current fiscal year | 35 |  | 35 |  | 84
Accrued interest, fiscal year before current | 87 |  | 87 |  | 85
Accrued interest, two years before current | 78 |  | 78 |  | 119
Accrued interest, three years before current | 103 |  | 103 |  | 134
Accrued interest, four years before current | 136 |  | 136 |  | 48
Accrued interest, more than five years before current fiscal year | 193 |  | 193 |  | 166
Accrued interest, revolving | 34 |  | 34 |  | 44
Accrued interest excluded from total | 666 |  | 666 |  | 680
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 0
Gross charge-offs, three years before current |  |  | 0 |  | 0
Gross charge-offs, four years before current |  |  | 0 |  | 0
Gross charge-offs, more than five years before current |  |  | 0 |  | 158
Gross charge-offs, revolving |  |  | 0 |  | 0
Current period gross charge-offs |  |  | 0 |  | 158
Mortgage | 1-4 family non-owner occupied | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 1,210 |  | 1,210 |  | 4,122
Financing receivable, year two, originated, fiscal year before current fiscal year | 2,308 |  | 2,308 |  | 1,557
Financing receivable, year three, originated, two years before current fiscal year | 2,472 |  | 2,472 |  | 7,468
Financing receivable, year four, originated, three years before current fiscal year | 5,314 |  | 5,314 |  | 12,757
Financing receivable, year five, originated, four years before current fiscal year | 11,722 |  | 11,722 |  | 4,204
Financing receivable, originated, more than five years before current fiscal year | 10,610 |  | 10,610 |  | 6,975
Revolving Loans Amortized Cost Basis | 493 |  | 493 |  | 897
Loans | 34,129 |  | 34,129 |  | 37,980
Mortgage | 1-4 family non-owner occupied | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 4,839 |  | 4,839 |  | 11,433
Financing receivable, year two, originated, fiscal year before current fiscal year | 13,012 |  | 13,012 |  | 12,831
Financing receivable, year three, originated, two years before current fiscal year | 9,508 |  | 9,508 |  | 15,929
Financing receivable, year four, originated, three years before current fiscal year | 14,065 |  | 14,065 |  | 25,543
Financing receivable, year five, originated, four years before current fiscal year | 27,615 |  | 27,615 |  | 9,920
Financing receivable, originated, more than five years before current fiscal year | 21,451 |  | 21,451 |  | 16,439
Revolving Loans Amortized Cost Basis | 2,213 |  | 2,213 |  | 2,539
Loans | 92,703 |  | 92,703 |  | 94,634
Mortgage | 1-4 family non-owner occupied | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 733 |  | 733 |  | 3,372
Financing receivable, year two, originated, fiscal year before current fiscal year | 3,836 |  | 3,836 |  | 3,218
Financing receivable, year three, originated, two years before current fiscal year | 3,251 |  | 3,251 |  | 6,289
Financing receivable, year four, originated, three years before current fiscal year | 6,443 |  | 6,443 |  | 6,401
Financing receivable, year five, originated, four years before current fiscal year | 3,784 |  | 3,784 |  | 1,308
Financing receivable, originated, more than five years before current fiscal year | 9,604 |  | 9,604 |  | 6,131
Revolving Loans Amortized Cost Basis | 951 |  | 951 |  | 2,072
Loans | 28,602 |  | 28,602 |  | 28,791
Mortgage | 1-4 family non-owner occupied | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 1,016
Financing receivable, year two, originated, fiscal year before current fiscal year | 26 |  | 26 |  | 431
Financing receivable, year three, originated, two years before current fiscal year | 469 |  | 469 |  | 297
Financing receivable, year four, originated, three years before current fiscal year | 286 |  | 286 |  | 4,115
Financing receivable, year five, originated, four years before current fiscal year | 3,273 |  | 3,273 |  | 2,552
Financing receivable, originated, more than five years before current fiscal year | 5,766 |  | 5,766 |  | 3,560
Revolving Loans Amortized Cost Basis | 325 |  | 325 |  | 332
Loans | 10,145 |  | 10,145 |  | 12,303
Mortgage | 1-4 family non-owner occupied | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 33 |  | 33 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 60 |  | 60 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 452 |  | 452 |  | 410
Financing receivable, originated, more than five years before current fiscal year | 1,457 |  | 1,457 |  | 930
Revolving Loans Amortized Cost Basis | 76 |  | 76 |  | 108
Loans | 2,078 |  | 2,078 |  | 1,448
Mortgage | 1-4 family non-owner occupied | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 38
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 79 |  | 79 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 50 |  | 50 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 608 |  | 608 |  | 919
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 737 |  | 737 |  | 957
Mortgage | 1-4 family non-owner occupied | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 369
Financing receivable, year four, originated, three years before current fiscal year | 366 |  | 366 |  | 51
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 192 |  | 192 |  | 221
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 558 |  | 558 |  | 641
Mortgage | 1-4 family non-owner occupied | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 191 |  | 191 |  | 196
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 191 |  | 191 |  | 196
Mortgage | 1-4 family non-owner occupied | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | 1-4 family - 2nd lien |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 4,710 |  | 4,710 |  | 5,586
Financing receivable, year two, originated, fiscal year before current fiscal year | 5,236 |  | 5,236 |  | 4,753
Financing receivable, year three, originated, two years before current fiscal year | 5,568 |  | 5,568 |  | 5,424
Financing receivable, year four, originated, three years before current fiscal year | 4,933 |  | 4,933 |  | 5,145
Financing receivable, year five, originated, four years before current fiscal year | 5,196 |  | 5,196 |  | 4,276
Financing receivable, originated, more than five years before current fiscal year | 12,387 |  | 12,387 |  | 10,436
Revolving Loans Amortized Cost Basis | 109,591 |  | 109,591 |  | 98,327
Loans | 147,621 |  | 147,621 |  | 133,947
Accrued interest, current fiscal year | 14 |  | 14 |  | 19
Accrued interest, fiscal year before current | 20 |  | 20 |  | 23
Accrued interest, two years before current | 24 |  | 24 |  | 18
Accrued interest, three years before current | 19 |  | 19 |  | 11
Accrued interest, four years before current | 13 |  | 13 |  | 13
Accrued interest, more than five years before current fiscal year | 40 |  | 40 |  | 42
Accrued interest, revolving | 774 |  | 774 |  | 720
Accrued interest excluded from total | 904 |  | 904 |  | 846
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 0
Gross charge-offs, three years before current |  |  | 0 |  | 0
Gross charge-offs, four years before current |  |  | 0 |  | 0
Gross charge-offs, more than five years before current |  |  | 0 |  | 3
Gross charge-offs, revolving |  |  | 0 |  | 22
Current period gross charge-offs |  |  | 0 |  | 25
Mortgage | 1-4 family - 2nd lien | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 1,144 |  | 1,144 |  | 751
Financing receivable, year two, originated, fiscal year before current fiscal year | 99 |  | 99 |  | 249
Financing receivable, year three, originated, two years before current fiscal year | 799 |  | 799 |  | 219
Financing receivable, year four, originated, three years before current fiscal year | 721 |  | 721 |  | 185
Financing receivable, year five, originated, four years before current fiscal year | 640 |  | 640 |  | 1,161
Financing receivable, originated, more than five years before current fiscal year | 2,233 |  | 2,233 |  | 859
Revolving Loans Amortized Cost Basis | 15,310 |  | 15,310 |  | 12,245
Loans | 20,946 |  | 20,946 |  | 15,669
Mortgage | 1-4 family - 2nd lien | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 2,340 |  | 2,340 |  | 3,209
Financing receivable, year two, originated, fiscal year before current fiscal year | 3,472 |  | 3,472 |  | 2,717
Financing receivable, year three, originated, two years before current fiscal year | 2,492 |  | 2,492 |  | 2,290
Financing receivable, year four, originated, three years before current fiscal year | 1,742 |  | 1,742 |  | 3,065
Financing receivable, year five, originated, four years before current fiscal year | 2,929 |  | 2,929 |  | 1,604
Financing receivable, originated, more than five years before current fiscal year | 3,818 |  | 3,818 |  | 3,825
Revolving Loans Amortized Cost Basis | 49,985 |  | 49,985 |  | 44,896
Loans | 66,778 |  | 66,778 |  | 61,606
Mortgage | 1-4 family - 2nd lien | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 745 |  | 745 |  | 1,358
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,423 |  | 1,423 |  | 942
Financing receivable, year three, originated, two years before current fiscal year | 1,000 |  | 1,000 |  | 1,898
Financing receivable, year four, originated, three years before current fiscal year | 1,711 |  | 1,711 |  | 1,239
Financing receivable, year five, originated, four years before current fiscal year | 647 |  | 647 |  | 932
Financing receivable, originated, more than five years before current fiscal year | 2,377 |  | 2,377 |  | 2,123
Revolving Loans Amortized Cost Basis | 28,346 |  | 28,346 |  | 26,687
Loans | 36,249 |  | 36,249 |  | 35,179
Mortgage | 1-4 family - 2nd lien | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 481 |  | 481 |  | 268
Financing receivable, year two, originated, fiscal year before current fiscal year | 202 |  | 202 |  | 450
Financing receivable, year three, originated, two years before current fiscal year | 409 |  | 409 |  | 655
Financing receivable, year four, originated, three years before current fiscal year | 417 |  | 417 |  | 313
Financing receivable, year five, originated, four years before current fiscal year | 488 |  | 488 |  | 251
Financing receivable, originated, more than five years before current fiscal year | 1,655 |  | 1,655 |  | 1,385
Revolving Loans Amortized Cost Basis | 11,158 |  | 11,158 |  | 10,979
Loans | 14,810 |  | 14,810 |  | 14,301
Mortgage | 1-4 family - 2nd lien | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 40 |  | 40 |  | 39
Financing receivable, year three, originated, two years before current fiscal year | 254 |  | 254 |  | 204
Financing receivable, year four, originated, three years before current fiscal year | 90 |  | 90 |  | 197
Financing receivable, year five, originated, four years before current fiscal year | 343 |  | 343 |  | 328
Financing receivable, originated, more than five years before current fiscal year | 649 |  | 649 |  | 769
Revolving Loans Amortized Cost Basis | 2,683 |  | 2,683 |  | 2,084
Loans | 4,059 |  | 4,059 |  | 3,621
Mortgage | 1-4 family - 2nd lien | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 297
Financing receivable, year three, originated, two years before current fiscal year | 304 |  | 304 |  | 37
Financing receivable, year four, originated, three years before current fiscal year | 72 |  | 72 |  | 51
Financing receivable, year five, originated, four years before current fiscal year | 55 |  | 55 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 400 |  | 400 |  | 357
Revolving Loans Amortized Cost Basis | 1,403 |  | 1,403 |  | 512
Loans | 2,234 |  | 2,234 |  | 1,254
Mortgage | 1-4 family - 2nd lien | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 59
Financing receivable, year three, originated, two years before current fiscal year | 58 |  | 58 |  | 101
Financing receivable, year four, originated, three years before current fiscal year | 180 |  | 180 |  | 95
Financing receivable, year five, originated, four years before current fiscal year | 94 |  | 94 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 1,037 |  | 1,037 |  | 768
Revolving Loans Amortized Cost Basis | 659 |  | 659 |  | 919
Loans | 2,028 |  | 2,028 |  | 1,942
Mortgage | 1-4 family - 2nd lien | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 252 |  | 252 |  | 20
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 218 |  | 218 |  | 350
Revolving Loans Amortized Cost Basis | 47 |  | 47 |  | 5
Loans | 517 |  | 517 |  | 375
Mortgage | 1-4 family - 2nd lien | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | Resort lending |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 39
Financing receivable, year three, originated, two years before current fiscal year | 24 |  | 24 |  | 907
Financing receivable, year four, originated, three years before current fiscal year | 610 |  | 610 |  | 1,274
Financing receivable, year five, originated, four years before current fiscal year | 1,173 |  | 1,173 |  | 1,290
Financing receivable, originated, more than five years before current fiscal year | 26,503 |  | 26,503 |  | 27,626
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 28,310 |  | 28,310 |  | 31,136
Accrued interest, current fiscal year | 0 |  | 0 |  | 0
Accrued interest, fiscal year before current | 0 |  | 0 |  | 0
Accrued interest, two years before current | 0 |  | 0 |  | 4
Accrued interest, three years before current | 2 |  | 2 |  | 3
Accrued interest, four years before current | 3 |  | 3 |  | 4
Accrued interest, more than five years before current fiscal year | 138 |  | 138 |  | 140
Accrued interest, revolving | 0 |  | 0 |  | 0
Accrued interest excluded from total | 143 |  | 143 |  | 151
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 0 |  | 0
Gross charge-offs, two years before current |  |  | 0 |  | 0
Gross charge-offs, three years before current |  |  | 0 |  | 0
Gross charge-offs, four years before current |  |  | 0 |  | 0
Gross charge-offs, more than five years before current |  |  | 86 |  | 50
Gross charge-offs, revolving |  |  | 0 |  | 0
Current period gross charge-offs |  |  | 86 |  | 50
Mortgage | Resort lending | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 24 |  | 24 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 534
Financing receivable, year five, originated, four years before current fiscal year | 410 |  | 410 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 3,545 |  | 3,545 |  | 4,079
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 3,979 |  | 3,979 |  | 4,613
Mortgage | Resort lending | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 39
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 639
Financing receivable, year four, originated, three years before current fiscal year | 610 |  | 610 |  | 740
Financing receivable, year five, originated, four years before current fiscal year | 472 |  | 472 |  | 724
Financing receivable, originated, more than five years before current fiscal year | 13,031 |  | 13,031 |  | 12,845
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 14,113 |  | 14,113 |  | 14,987
Mortgage | Resort lending | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 268
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 212
Financing receivable, originated, more than five years before current fiscal year | 4,457 |  | 4,457 |  | 4,851
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 4,457 |  | 4,457 |  | 5,331
Mortgage | Resort lending | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 291 |  | 291 |  | 354
Financing receivable, originated, more than five years before current fiscal year | 4,514 |  | 4,514 |  | 4,622
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 4,805 |  | 4,805 |  | 4,976
Mortgage | Resort lending | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 557 |  | 557 |  | 1,051
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 557 |  | 557 |  | 1,051
Mortgage | Resort lending | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 399 |  | 399 |  | 92
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 399 |  | 399 |  | 92
Mortgage | Resort lending | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 86
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 86
Mortgage | Resort lending | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Mortgage | Resort lending | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Installment |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 66,802 |  | 66,802 |  | 103,366
Financing receivable, year two, originated, fiscal year before current fiscal year | 74,286 |  | 74,286 |  | 89,458
Financing receivable, year three, originated, two years before current fiscal year | 78,646 |  | 78,646 |  | 134,165
Financing receivable, year four, originated, three years before current fiscal year | 120,477 |  | 120,477 |  | 122,919
Financing receivable, year five, originated, four years before current fiscal year | 110,584 |  | 110,584 |  | 44,325
Financing receivable, originated, more than five years before current fiscal year | 117,131 |  | 117,131 |  | 90,502
Loans | 567,926 |  | 567,926 |  | 584,735
Accrued interest, current fiscal year | 187 |  | 187 |  | 344
Accrued interest, fiscal year before current | 287 |  | 287 |  | 332
Accrued interest, two years before current | 299 |  | 299 |  | 320
Accrued interest, three years before current | 294 |  | 294 |  | 280
Accrued interest, four years before current | 251 |  | 251 |  | 101
Accrued interest, more than five years before current fiscal year | 297 |  | 297 |  | 231
Accrued interest excluded from total | 1,615 |  | 1,615 |  | 1,608
Gross charge-offs, current fiscal year |  |  | 714 |  | 1,837
Gross charge-offs, fiscal year before current |  |  | 28 |  | 148
Gross charge-offs, two years before current |  |  | 66 |  | 498
Gross charge-offs, three years before current |  |  | 229 |  | 454
Gross charge-offs, four years before current |  |  | 212 |  | 99
Gross charge-offs, more than five years before current |  |  | 130 |  | 268
Current period gross charge-offs | 785 | $ 815 | 1,379 | $ 1,428 | 3,304
Installment | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 7,681 |  | 7,681 |  | 8,832
Financing receivable, year two, originated, fiscal year before current fiscal year | 6,067 |  | 6,067 |  | 12,295
Financing receivable, year three, originated, two years before current fiscal year | 12,198 |  | 12,198 |  | 21,740
Financing receivable, year four, originated, three years before current fiscal year | 18,681 |  | 18,681 |  | 18,206
Financing receivable, year five, originated, four years before current fiscal year | 16,141 |  | 16,141 |  | 7,533
Financing receivable, originated, more than five years before current fiscal year | 21,912 |  | 21,912 |  | 17,172
Loans | 82,680 |  | 82,680 |  | 85,778
Installment | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 29,049 |  | 29,049 |  | 46,786
Financing receivable, year two, originated, fiscal year before current fiscal year | 39,631 |  | 39,631 |  | 48,375
Financing receivable, year three, originated, two years before current fiscal year | 41,558 |  | 41,558 |  | 68,956
Financing receivable, year four, originated, three years before current fiscal year | 61,574 |  | 61,574 |  | 61,856
Financing receivable, year five, originated, four years before current fiscal year | 55,136 |  | 55,136 |  | 23,015
Financing receivable, originated, more than five years before current fiscal year | 58,075 |  | 58,075 |  | 45,823
Loans | 285,023 |  | 285,023 |  | 294,811
Installment | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 18,657 |  | 18,657 |  | 31,311
Financing receivable, year two, originated, fiscal year before current fiscal year | 20,873 |  | 20,873 |  | 19,658
Financing receivable, year three, originated, two years before current fiscal year | 17,012 |  | 17,012 |  | 29,667
Financing receivable, year four, originated, three years before current fiscal year | 27,567 |  | 27,567 |  | 27,972
Financing receivable, year five, originated, four years before current fiscal year | 26,212 |  | 26,212 |  | 9,646
Financing receivable, originated, more than five years before current fiscal year | 24,429 |  | 24,429 |  | 17,915
Loans | 134,750 |  | 134,750 |  | 136,169
Installment | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 10,325 |  | 10,325 |  | 14,238
Financing receivable, year two, originated, fiscal year before current fiscal year | 5,377 |  | 5,377 |  | 6,470
Financing receivable, year three, originated, two years before current fiscal year | 5,328 |  | 5,328 |  | 8,483
Financing receivable, year four, originated, three years before current fiscal year | 8,129 |  | 8,129 |  | 8,755
Financing receivable, year five, originated, four years before current fiscal year | 7,476 |  | 7,476 |  | 2,870
Financing receivable, originated, more than five years before current fiscal year | 7,916 |  | 7,916 |  | 6,240
Loans | 44,551 |  | 44,551 |  | 47,056
Installment | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 324 |  | 324 |  | 1,309
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,569 |  | 1,569 |  | 1,611
Financing receivable, year three, originated, two years before current fiscal year | 1,229 |  | 1,229 |  | 2,839
Financing receivable, year four, originated, three years before current fiscal year | 2,129 |  | 2,129 |  | 3,022
Financing receivable, year five, originated, four years before current fiscal year | 2,460 |  | 2,460 |  | 614
Financing receivable, originated, more than five years before current fiscal year | 2,269 |  | 2,269 |  | 1,695
Loans | 9,980 |  | 9,980 |  | 11,090
Installment | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 59 |  | 59 |  | 121
Financing receivable, year two, originated, fiscal year before current fiscal year | 440 |  | 440 |  | 609
Financing receivable, year three, originated, two years before current fiscal year | 673 |  | 673 |  | 1,178
Financing receivable, year four, originated, three years before current fiscal year | 1,159 |  | 1,159 |  | 1,679
Financing receivable, year five, originated, four years before current fiscal year | 1,926 |  | 1,926 |  | 232
Financing receivable, originated, more than five years before current fiscal year | 1,653 |  | 1,653 |  | 926
Loans | 5,910 |  | 5,910 |  | 4,745
Installment | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 77
Financing receivable, year two, originated, fiscal year before current fiscal year | 225 |  | 225 |  | 321
Financing receivable, year three, originated, two years before current fiscal year | 506 |  | 506 |  | 1,074
Financing receivable, year four, originated, three years before current fiscal year | 855 |  | 855 |  | 1,173
Financing receivable, year five, originated, four years before current fiscal year | 1,034 |  | 1,034 |  | 393
Financing receivable, originated, more than five years before current fiscal year | 730 |  | 730 |  | 538
Loans | 3,350 |  | 3,350 |  | 3,576
Installment | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 11
Financing receivable, year two, originated, fiscal year before current fiscal year | 104 |  | 104 |  | 119
Financing receivable, year three, originated, two years before current fiscal year | 142 |  | 142 |  | 228
Financing receivable, year four, originated, three years before current fiscal year | 383 |  | 383 |  | 256
Financing receivable, year five, originated, four years before current fiscal year | 199 |  | 199 |  | 22
Financing receivable, originated, more than five years before current fiscal year | 147 |  | 147 |  | 193
Loans | 975 |  | 975 |  | 829
Installment | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 707 |  | 707 |  | 681
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Loans | 707 |  | 707 |  | 681
Installment | Boat lending |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 35,398 |  | 35,398 |  | 47,095
Financing receivable, year two, originated, fiscal year before current fiscal year | 41,541 |  | 41,541 |  | 48,938
Financing receivable, year three, originated, two years before current fiscal year | 43,810 |  | 43,810 |  | 52,414
Financing receivable, year four, originated, three years before current fiscal year | 47,183 |  | 47,183 |  | 45,533
Financing receivable, year five, originated, four years before current fiscal year | 41,411 |  | 41,411 |  | 20,848
Financing receivable, originated, more than five years before current fiscal year | 62,252 |  | 62,252 |  | 49,513
Loans | 271,595 |  | 271,595 |  | 264,341
Accrued interest, current fiscal year | 132 |  | 132 |  | 179
Accrued interest, fiscal year before current | 159 |  | 159 |  | 178
Accrued interest, two years before current | 164 |  | 164 |  | 124
Accrued interest, three years before current | 113 |  | 113 |  | 104
Accrued interest, four years before current | 94 |  | 94 |  | 50
Accrued interest, more than five years before current fiscal year | 135 |  | 135 |  | 101
Accrued interest excluded from total | 797 |  | 797 |  | 736
Gross charge-offs, current fiscal year |  |  | 0 |  | 8
Gross charge-offs, fiscal year before current |  |  | 13 |  | 8
Gross charge-offs, two years before current |  |  | 0 |  | 71
Gross charge-offs, three years before current |  |  | 39 |  | 8
Gross charge-offs, four years before current |  |  | 22 |  | 49
Gross charge-offs, more than five years before current |  |  | 26 |  | 55
Current period gross charge-offs |  |  | 100 |  | 199
Installment | Boat lending | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 6,264 |  | 6,264 |  | 6,125
Financing receivable, year two, originated, fiscal year before current fiscal year | 4,290 |  | 4,290 |  | 6,702
Financing receivable, year three, originated, two years before current fiscal year | 7,138 |  | 7,138 |  | 8,231
Financing receivable, year four, originated, three years before current fiscal year | 8,023 |  | 8,023 |  | 7,492
Financing receivable, year five, originated, four years before current fiscal year | 6,675 |  | 6,675 |  | 3,512
Financing receivable, originated, more than five years before current fiscal year | 11,307 |  | 11,307 |  | 9,079
Loans | 43,697 |  | 43,697 |  | 41,141
Installment | Boat lending | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 21,018 |  | 21,018 |  | 26,320
Financing receivable, year two, originated, fiscal year before current fiscal year | 22,285 |  | 22,285 |  | 29,173
Financing receivable, year three, originated, two years before current fiscal year | 25,951 |  | 25,951 |  | 28,608
Financing receivable, year four, originated, three years before current fiscal year | 23,897 |  | 23,897 |  | 24,858
Financing receivable, year five, originated, four years before current fiscal year | 22,801 |  | 22,801 |  | 11,604
Financing receivable, originated, more than five years before current fiscal year | 33,205 |  | 33,205 |  | 26,792
Loans | 149,157 |  | 149,157 |  | 147,355
Installment | Boat lending | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 7,051 |  | 7,051 |  | 11,397
Financing receivable, year two, originated, fiscal year before current fiscal year | 11,815 |  | 11,815 |  | 9,487
Financing receivable, year three, originated, two years before current fiscal year | 7,746 |  | 7,746 |  | 11,342
Financing receivable, year four, originated, three years before current fiscal year | 11,572 |  | 11,572 |  | 9,807
Financing receivable, year five, originated, four years before current fiscal year | 8,735 |  | 8,735 |  | 4,177
Financing receivable, originated, more than five years before current fiscal year | 11,997 |  | 11,997 |  | 9,137
Loans | 58,916 |  | 58,916 |  | 55,347
Installment | Boat lending | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 813 |  | 813 |  | 2,722
Financing receivable, year two, originated, fiscal year before current fiscal year | 2,389 |  | 2,389 |  | 2,888
Financing receivable, year three, originated, two years before current fiscal year | 2,200 |  | 2,200 |  | 2,516
Financing receivable, year four, originated, three years before current fiscal year | 2,475 |  | 2,475 |  | 2,419
Financing receivable, year five, originated, four years before current fiscal year | 2,045 |  | 2,045 |  | 1,191
Financing receivable, originated, more than five years before current fiscal year | 3,638 |  | 3,638 |  | 3,111
Loans | 13,560 |  | 13,560 |  | 14,847
Installment | Boat lending | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 200 |  | 200 |  | 504
Financing receivable, year two, originated, fiscal year before current fiscal year | 581 |  | 581 |  | 438
Financing receivable, year three, originated, two years before current fiscal year | 501 |  | 501 |  | 1,104
Financing receivable, year four, originated, three years before current fiscal year | 581 |  | 581 |  | 364
Financing receivable, year five, originated, four years before current fiscal year | 543 |  | 543 |  | 148
Financing receivable, originated, more than five years before current fiscal year | 1,092 |  | 1,092 |  | 775
Loans | 3,498 |  | 3,498 |  | 3,333
Installment | Boat lending | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 52 |  | 52 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 79 |  | 79 |  | 215
Financing receivable, year three, originated, two years before current fiscal year | 67 |  | 67 |  | 464
Financing receivable, year four, originated, three years before current fiscal year | 304 |  | 304 |  | 394
Financing receivable, year five, originated, four years before current fiscal year | 420 |  | 420 |  | 76
Financing receivable, originated, more than five years before current fiscal year | 766 |  | 766 |  | 301
Loans | 1,688 |  | 1,688 |  | 1,450
Installment | Boat lending | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 27
Financing receivable, year two, originated, fiscal year before current fiscal year | 102 |  | 102 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 172 |  | 172 |  | 135
Financing receivable, year four, originated, three years before current fiscal year | 194 |  | 194 |  | 199
Financing receivable, year five, originated, four years before current fiscal year | 192 |  | 192 |  | 140
Financing receivable, originated, more than five years before current fiscal year | 211 |  | 211 |  | 238
Loans | 871 |  | 871 |  | 739
Installment | Boat lending | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 35
Financing receivable, year three, originated, two years before current fiscal year | 35 |  | 35 |  | 14
Financing receivable, year four, originated, three years before current fiscal year | 137 |  | 137 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 36 |  | 36 |  | 80
Loans | 208 |  | 208 |  | 129
Installment | Boat lending | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Installment | Recreational vehicle lending |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 4,669 |  | 4,669 |  | 18,619
Financing receivable, year two, originated, fiscal year before current fiscal year | 16,327 |  | 16,327 |  | 23,741
Financing receivable, year three, originated, two years before current fiscal year | 21,194 |  | 21,194 |  | 65,682
Financing receivable, year four, originated, three years before current fiscal year | 60,480 |  | 60,480 |  | 67,126
Financing receivable, year five, originated, four years before current fiscal year | 61,086 |  | 61,086 |  | 18,928
Financing receivable, originated, more than five years before current fiscal year | 42,289 |  | 42,289 |  | 30,441
Loans | 206,045 |  | 206,045 |  | 224,537
Accrued interest, current fiscal year | 20 |  | 20 |  | 69
Accrued interest, fiscal year before current | 60 |  | 60 |  | 89
Accrued interest, two years before current | 82 |  | 82 |  | 156
Accrued interest, three years before current | 149 |  | 149 |  | 154
Accrued interest, four years before current | 139 |  | 139 |  | 41
Accrued interest, more than five years before current fiscal year | 96 |  | 96 |  | 67
Accrued interest excluded from total | 546 |  | 546 |  | 576
Gross charge-offs, current fiscal year |  |  | 0 |  | 0
Gross charge-offs, fiscal year before current |  |  | 2 |  | 42
Gross charge-offs, two years before current |  |  | 46 |  | 321
Gross charge-offs, three years before current |  |  | 155 |  | 419
Gross charge-offs, four years before current |  |  | 178 |  | 42
Gross charge-offs, more than five years before current |  |  | 72 |  | 110
Current period gross charge-offs |  |  | 453 |  | 934
Installment | Recreational vehicle lending | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 468 |  | 468 |  | 1,365
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,120 |  | 1,120 |  | 4,270
Financing receivable, year three, originated, two years before current fiscal year | 3,747 |  | 3,747 |  | 11,721
Financing receivable, year four, originated, three years before current fiscal year | 9,294 |  | 9,294 |  | 9,776
Financing receivable, year five, originated, four years before current fiscal year | 8,644 |  | 8,644 |  | 3,382
Financing receivable, originated, more than five years before current fiscal year | 9,566 |  | 9,566 |  | 7,262
Loans | 32,839 |  | 32,839 |  | 37,776
Installment | Recreational vehicle lending | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 3,289 |  | 3,289 |  | 10,528
Financing receivable, year two, originated, fiscal year before current fiscal year | 9,391 |  | 9,391 |  | 11,173
Financing receivable, year three, originated, two years before current fiscal year | 9,488 |  | 9,488 |  | 33,140
Financing receivable, year four, originated, three years before current fiscal year | 31,942 |  | 31,942 |  | 32,266
Financing receivable, year five, originated, four years before current fiscal year | 28,982 |  | 28,982 |  | 9,398
Financing receivable, originated, more than five years before current fiscal year | 19,323 |  | 19,323 |  | 14,656
Loans | 102,415 |  | 102,415 |  | 111,161
Installment | Recreational vehicle lending | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 803 |  | 803 |  | 5,402
Financing receivable, year two, originated, fiscal year before current fiscal year | 4,037 |  | 4,037 |  | 5,230
Financing receivable, year three, originated, two years before current fiscal year | 5,224 |  | 5,224 |  | 14,093
Financing receivable, year four, originated, three years before current fiscal year | 12,256 |  | 12,256 |  | 15,336
Financing receivable, year five, originated, four years before current fiscal year | 15,032 |  | 15,032 |  | 4,177
Financing receivable, originated, more than five years before current fiscal year | 8,709 |  | 8,709 |  | 5,500
Loans | 46,061 |  | 46,061 |  | 49,738
Installment | Recreational vehicle lending | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 102 |  | 102 |  | 965
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,157 |  | 1,157 |  | 1,949
Financing receivable, year three, originated, two years before current fiscal year | 1,727 |  | 1,727 |  | 4,278
Financing receivable, year four, originated, three years before current fiscal year | 4,733 |  | 4,733 |  | 5,357
Financing receivable, year five, originated, four years before current fiscal year | 4,617 |  | 4,617 |  | 1,249
Financing receivable, originated, more than five years before current fiscal year | 2,921 |  | 2,921 |  | 1,836
Loans | 15,257 |  | 15,257 |  | 15,634
Installment | Recreational vehicle lending | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 268
Financing receivable, year two, originated, fiscal year before current fiscal year | 357 |  | 357 |  | 697
Financing receivable, year three, originated, two years before current fiscal year | 407 |  | 407 |  | 1,213
Financing receivable, year four, originated, three years before current fiscal year | 1,044 |  | 1,044 |  | 2,364
Financing receivable, year five, originated, four years before current fiscal year | 1,690 |  | 1,690 |  | 407
Financing receivable, originated, more than five years before current fiscal year | 724 |  | 724 |  | 502
Loans | 4,222 |  | 4,222 |  | 5,451
Installment | Recreational vehicle lending | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 7 |  | 7 |  | 41
Financing receivable, year two, originated, fiscal year before current fiscal year | 136 |  | 136 |  | 183
Financing receivable, year three, originated, two years before current fiscal year | 361 |  | 361 |  | 443
Financing receivable, year four, originated, three years before current fiscal year | 567 |  | 567 |  | 1,075
Financing receivable, year five, originated, four years before current fiscal year | 1,322 |  | 1,322 |  | 135
Financing receivable, originated, more than five years before current fiscal year | 590 |  | 590 |  | 415
Loans | 2,983 |  | 2,983 |  | 2,292
Installment | Recreational vehicle lending | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 50
Financing receivable, year two, originated, fiscal year before current fiscal year | 37 |  | 37 |  | 172
Financing receivable, year three, originated, two years before current fiscal year | 159 |  | 159 |  | 638
Financing receivable, year four, originated, three years before current fiscal year | 434 |  | 434 |  | 745
Financing receivable, year five, originated, four years before current fiscal year | 633 |  | 633 |  | 161
Financing receivable, originated, more than five years before current fiscal year | 380 |  | 380 |  | 207
Loans | 1,643 |  | 1,643 |  | 1,973
Installment | Recreational vehicle lending | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 92 |  | 92 |  | 67
Financing receivable, year three, originated, two years before current fiscal year | 81 |  | 81 |  | 156
Financing receivable, year four, originated, three years before current fiscal year | 210 |  | 210 |  | 207
Financing receivable, year five, originated, four years before current fiscal year | 166 |  | 166 |  | 19
Financing receivable, originated, more than five years before current fiscal year | 76 |  | 76 |  | 63
Loans | 625 |  | 625 |  | 512
Installment | Recreational vehicle lending | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Loans | 0 |  | 0 |  | 0
Installment | Other |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 26,735 |  | 26,735 |  | 37,652
Financing receivable, year two, originated, fiscal year before current fiscal year | 16,418 |  | 16,418 |  | 16,779
Financing receivable, year three, originated, two years before current fiscal year | 13,642 |  | 13,642 |  | 16,069
Financing receivable, year four, originated, three years before current fiscal year | 12,814 |  | 12,814 |  | 10,260
Financing receivable, year five, originated, four years before current fiscal year | 8,087 |  | 8,087 |  | 4,549
Financing receivable, originated, more than five years before current fiscal year | 12,590 |  | 12,590 |  | 10,548
Loans | 90,286 |  | 90,286 |  | 95,857
Accrued interest, current fiscal year | 35 |  | 35 |  | 96
Accrued interest, fiscal year before current | 68 |  | 68 |  | 65
Accrued interest, two years before current | 53 |  | 53 |  | 40
Accrued interest, three years before current | 32 |  | 32 |  | 22
Accrued interest, four years before current | 18 |  | 18 |  | 10
Accrued interest, more than five years before current fiscal year | 66 |  | 66 |  | 63
Accrued interest excluded from total | 272 |  | 272 |  | 296
Gross charge-offs, current fiscal year |  |  | 714 |  | 1,829
Gross charge-offs, fiscal year before current |  |  | 13 |  | 98
Gross charge-offs, two years before current |  |  | 20 |  | 106
Gross charge-offs, three years before current |  |  | 35 |  | 27
Gross charge-offs, four years before current |  |  | 12 |  | 8
Gross charge-offs, more than five years before current |  |  | 32 |  | 103
Current period gross charge-offs |  |  | 826 |  | 2,171
Installment | Other | 800 and above |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 949 |  | 949 |  | 1,342
Financing receivable, year two, originated, fiscal year before current fiscal year | 657 |  | 657 |  | 1,323
Financing receivable, year three, originated, two years before current fiscal year | 1,313 |  | 1,313 |  | 1,788
Financing receivable, year four, originated, three years before current fiscal year | 1,364 |  | 1,364 |  | 938
Financing receivable, year five, originated, four years before current fiscal year | 822 |  | 822 |  | 639
Financing receivable, originated, more than five years before current fiscal year | 1,039 |  | 1,039 |  | 831
Loans | 6,144 |  | 6,144 |  | 6,861
Installment | Other | 750-799 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 4,742 |  | 4,742 |  | 9,938
Financing receivable, year two, originated, fiscal year before current fiscal year | 7,955 |  | 7,955 |  | 8,029
Financing receivable, year three, originated, two years before current fiscal year | 6,119 |  | 6,119 |  | 7,208
Financing receivable, year four, originated, three years before current fiscal year | 5,735 |  | 5,735 |  | 4,732
Financing receivable, year five, originated, four years before current fiscal year | 3,353 |  | 3,353 |  | 2,013
Financing receivable, originated, more than five years before current fiscal year | 5,547 |  | 5,547 |  | 4,375
Loans | 33,451 |  | 33,451 |  | 36,295
Installment | Other | 700-749 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 10,803 |  | 10,803 |  | 14,512
Financing receivable, year two, originated, fiscal year before current fiscal year | 5,021 |  | 5,021 |  | 4,941
Financing receivable, year three, originated, two years before current fiscal year | 4,042 |  | 4,042 |  | 4,232
Financing receivable, year four, originated, three years before current fiscal year | 3,739 |  | 3,739 |  | 2,829
Financing receivable, year five, originated, four years before current fiscal year | 2,445 |  | 2,445 |  | 1,292
Financing receivable, originated, more than five years before current fiscal year | 3,723 |  | 3,723 |  | 3,278
Loans | 29,773 |  | 29,773 |  | 31,084
Installment | Other | 650-699 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 9,410 |  | 9,410 |  | 10,551
Financing receivable, year two, originated, fiscal year before current fiscal year | 1,831 |  | 1,831 |  | 1,633
Financing receivable, year three, originated, two years before current fiscal year | 1,401 |  | 1,401 |  | 1,689
Financing receivable, year four, originated, three years before current fiscal year | 921 |  | 921 |  | 979
Financing receivable, year five, originated, four years before current fiscal year | 814 |  | 814 |  | 430
Financing receivable, originated, more than five years before current fiscal year | 1,357 |  | 1,357 |  | 1,293
Loans | 15,734 |  | 15,734 |  | 16,575
Installment | Other | 600-649 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 124 |  | 124 |  | 537
Financing receivable, year two, originated, fiscal year before current fiscal year | 631 |  | 631 |  | 476
Financing receivable, year three, originated, two years before current fiscal year | 321 |  | 321 |  | 522
Financing receivable, year four, originated, three years before current fiscal year | 504 |  | 504 |  | 294
Financing receivable, year five, originated, four years before current fiscal year | 227 |  | 227 |  | 59
Financing receivable, originated, more than five years before current fiscal year | 453 |  | 453 |  | 418
Loans | 2,260 |  | 2,260 |  | 2,306
Installment | Other | 550-599 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 80
Financing receivable, year two, originated, fiscal year before current fiscal year | 225 |  | 225 |  | 211
Financing receivable, year three, originated, two years before current fiscal year | 245 |  | 245 |  | 271
Financing receivable, year four, originated, three years before current fiscal year | 288 |  | 288 |  | 210
Financing receivable, year five, originated, four years before current fiscal year | 184 |  | 184 |  | 21
Financing receivable, originated, more than five years before current fiscal year | 297 |  | 297 |  | 210
Loans | 1,239 |  | 1,239 |  | 1,003
Installment | Other | 500-549 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year two, originated, fiscal year before current fiscal year | 86 |  | 86 |  | 149
Financing receivable, year three, originated, two years before current fiscal year | 175 |  | 175 |  | 301
Financing receivable, year four, originated, three years before current fiscal year | 227 |  | 227 |  | 229
Financing receivable, year five, originated, four years before current fiscal year | 209 |  | 209 |  | 92
Financing receivable, originated, more than five years before current fiscal year | 139 |  | 139 |  | 93
Loans | 836 |  | 836 |  | 864
Installment | Other | Under 500 |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 0 |  | 0 |  | 11
Financing receivable, year two, originated, fiscal year before current fiscal year | 12 |  | 12 |  | 17
Financing receivable, year three, originated, two years before current fiscal year | 26 |  | 26 |  | 58
Financing receivable, year four, originated, three years before current fiscal year | 36 |  | 36 |  | 49
Financing receivable, year five, originated, four years before current fiscal year | 33 |  | 33 |  | 3
Financing receivable, originated, more than five years before current fiscal year | 35 |  | 35 |  | 50
Loans | 142 |  | 142 |  | 188
Installment | Other | Unknown |  |  |  |  |
Summary of Credit Scores by Loan Class [Abstract] |  |  |  |  |
Financing receivable, year one, originated, current fiscal year | 707 |  | 707 |  | 681
Financing receivable, year two, originated, fiscal year before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year three, originated, two years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year four, originated, three years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, year five, originated, four years before current fiscal year | 0 |  | 0 |  | 0
Financing receivable, originated, more than five years before current fiscal year | 0 |  | 0 |  | 0
Loans | $ 707 |  | $ 707 |  | $ 681

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