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v3.26.1

Allowance for Credit Losses and Credit Quality Information - Nonaccrual (Details) - USD ($) | 12 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2024
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | $ (29,127,193) | $ (27,379,667) | $ (26,521,836)
Financing receivable, nonaccrual | 73,309,983 | 78,233,996 |
Interest income recognized | 12,175,333 | 11,533,317 | 13,189,848
Nonaccrual status |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Unearned interest, insurance and fees | (22,531,096) | (23,775,911) |
0 to 5 months |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | (7,813,423) | (5,983,271) | (5,337,474)
Financing receivable, nonaccrual | 23,611,680 | 19,169,040 |
Interest income recognized | 1,090,263 | 791,235 | 1,024,573
6 to 17 months |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | (3,691,985) | (2,960,850) | (3,251,451)
Financing receivable, nonaccrual | 10,432,434 | 8,510,132 |
Interest income recognized | 1,072,224 | 986,271 | 1,522,705
18 to 35 months |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | (2,421,881) | (3,025,057) | (3,382,070)
Financing receivable, nonaccrual | 7,455,208 | 10,024,500 |
Interest income recognized | 1,283,231 | 1,495,744 | 1,730,680
36 to 59 months |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | (2,626,135) | (3,272,098) | (4,056,209)
Financing receivable, nonaccrual | 9,463,186 | 12,151,649 |
Interest income recognized | 1,550,305 | 1,837,922 | 2,364,522
60+ Months |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Uncollected accrued interest reversed | (12,573,769) | (12,138,391) | (10,494,632)
Financing receivable, nonaccrual | 44,878,571 | 52,154,586 |
Interest income recognized | $ 7,179,310 | $ 6,422,145 | $ 6,547,368

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- Definition Amount of fee received for commitment to originate or purchase financing receivable where likelihood of commitment being exercised is remote, to be recognized as service income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481598/310-20-45-2 + Details
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