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v3.26.1

Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
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Mar. 31, 2026 USD ($) branch segment reporting_unit | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($)
Schedule of Subsidiaries Information [Line Items] |  |  |
Number of operating segments | segment | 1 |  |
Number of reportable segments | segment | 1 |  |
Restricted cash | $ 23,303,453 | $ 5,015,837 | $ 6,665,356
Unearned interest, insurance and fees | $ 5,900,000 | 5,500,000 |
Number of reporting units | reporting_unit | 1 |  |
Net written premiums | $ 5,000,000.0 | 6,100,000 | 7,200,000
Earned premiums | 6,000,000.0 | 7,100,000 | 8,200,000
Cash reserves | 3,000,000.0 | 4,000,000.0 |
Deferred revenue (contract liability) | 1,650,225 | 1,388,028 | 1,241,067
Advertising | $ 10,586,674 | 10,224,708 | 9,932,122
Customer lists |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 8 years 6 months |  |
Non-compete agreements |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 6 years 3 months 18 days |  |
Unsecured Debt |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Debt issuance costs |  | 1,000,000.0 |
Line of Credit | Warehouse Facility |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Debt issuance costs | $ 2,100,000 | 200,000 |
Line of Credit | Revolving Credit Facility |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Debt issuance costs | $ 1,900,000 | 600,000 |
Vehicles |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 3 years |  |
Leasehold Improvements |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 5 years |  |
Maximum |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Originations | $ 5,300 | $ 5,300 | $ 5,300
Operating lease, term of contract | 5 years |  |
Maximum | Customer lists |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 23 years |  |
Maximum | Non-compete agreements |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 15 years |  |
Maximum | Building |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 40 years |  |
Maximum | Furniture and equipment |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 10 years |  |
Maximum | Equipment |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 7 years |  |
Maximum | Large loans |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Originations | $ 25,200 |  |
Loan term | 60 months |  |
Minimum |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Operating lease, term of contract | 3 years |  |
Minimum | Customer lists |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 8 years |  |
Minimum | Non-compete agreements |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Useful life | 5 years |  |
Minimum | Building |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 25 years |  |
Minimum | Furniture and equipment |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 5 years |  |
Minimum | Equipment |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Estimated useful life (in years) | 3 years |  |
Minimum | Large loans |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Originations | $ 2,500 |  |
Loan term | 6 months |  |
United States |  |  |
Schedule of Subsidiaries Information [Line Items] |  |  |
Number of offices operated in the United States of America | branch | 1,009 |  |

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