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Summary of Significant Accounting Policies (Detail Textuals) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2021 USD ($) Segment Unit | Mar. 31, 2020 USD ($)
Accounting Policies [Abstract] |  |  |
Number of reportable segments | Segment |  | 1 |
Number of reporting unit | Unit |  | 1 |
Goodwill impairment charge |  |  | $ 295,000
Goodwill |  | $ 0 |
Goodwill, purchase accounting transactions |  | 0 |
Impairment of long-lived assets |  | 0 | 0
Uncertain tax positions |  | $ 0 | $ 0
Interest income accrual on finance receivables suspension condition |  | Accrual of interest income on finance receivables is suspended when a loan is contractually delinquent for 61 days or more, or the collateral is repossessed, whichever is earlier. |
Average dealer discount associated with new volume |  | 7.50% | 7.90%
Monthly servicing fee percent of outstanding financed receivables | 2.50% |  |

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