v3.26.1
Loans and Allowance for Credit Losses - Schedule of Balances of Allowance for Credit Losses by Portfolio Segment (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance $ 1,121,001 $ 1,125,860 $ 1,034,193 $ 1,162,211 $ 1,162,211
Provision for (recovery of) credit losses 42,950 (0) 127,550 (1,000) 5,052
Charge-offs (147) (3,533) (365) (48,127) (195,959)
Recoveries 2,415 26,760 4,841 36,003 62,889
Allowance for credit losses, ending balance 1,166,219 1,149,087 1,166,219 1,149,087 1,034,193
Allowance for credit losses including unfunded commitments, beginning balance 1,168,488 1,149,810 1,093,480 1,185,161 1,185,161
Provision for (recovery of) credit losses 24,140 8,750 96,940 8,750 41,389
Charge-offs (147) (3,533) (365) (48,127) (195,959)
Recoveries 2,415 26,760 4,841 36,003 62,889
Allowance for credit losses including unfunded commitments, ending balance 1,194,896 1,181,787 1,194,896 1,181,787 1,093,480
1-4 Family, including Construction          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 320,172 453,896 312,091 471,164 471,164
Provision for (recovery of) credit losses 31,162 (10,499) 39,243 (14,962) (43,872)
Charge-offs   (69)   (12,874) (115,201)
Allowance for credit losses, ending balance 351,334 443,328 351,334 443,328 312,091
Multifamily          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 7,397 8,610 7,613 10,150 10,150
Provision for (recovery of) credit losses 10,055 (255) 9,839 (1,795) (2,537)
Allowance for credit losses, ending balance 17,452 8,355 17,452 8,355 7,613
Commercial          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 418,863 433,234 363,132 452,406 452,406
Provision for (recovery of) credit losses (14,273) (36,139) 43,418 (51,957) (74,319)
Charge-offs   (3,269) (16) (6,623) (43,612)
Recoveries 1,944 23,863   23,863 28,657
Allowance for credit losses, ending balance 406,534 417,689 406,534 417,689 363,132
Construction and Development          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 134,591 37,663 88,647 24,529 24,529
Provision for (recovery of) credit losses (44,427) 53,526 1,517 66,660 64,118
Allowance for credit losses, ending balance 90,164 91,189 90,164 91,189 88,647
Farmland          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 6,567 5,636 5,936 6,838 6,838
Provision for (recovery of) credit losses (478) 1,340 153 138 (902)
Allowance for credit losses, ending balance 6,089 6,976 6,089 6,976 5,936
Consumer          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 75,849 79,187 88,032 90,013 90,013
Provision for (recovery of) credit losses 4,417 (5,374) (7,864) 12,235 26,809
Charge-offs (147) (195) (349) (28,630) (30,072)
Recoveries 471 1,132 771 1,132 1,282
Allowance for credit losses, ending balance 80,590 74,750 80,590 74,750 88,032
Commercial and Industrial          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 157,562 107,634 168,742 107,111 107,111
Provision for (recovery of) credit losses 56,494 (2,599) 41,244 (11,319) 35,755
Charge-offs   0     (7,074)
Recoveries 0 1,765 4,070 11,008 32,950
Allowance for credit losses, ending balance 214,056 106,800 214,056 106,800 168,742
Unfunded Commitments          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Allowance for credit losses, beginning balance 47,487 23,950 59,287 22,950 22,950
Provision for (recovery of) credit losses (18,810) 8,750 (30,610) 9,750 36,337
Allowance for credit losses, ending balance $ 28,677 $ 32,700 $ 28,677 $ 32,700 $ 59,287