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Summary of Significant Accounting Policies (Detail Textuals) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Mar. 31, 2019 | Mar. 31, 2018
Accounting Policies [Abstract] |  |  |
Increase in marketing expenses |  | $ 1,000,000 |
Allowance for credit losses and provision expense | $ 151,000 |  |
Period for maintaining historical write off information with respect to static pool |  | 10 years |
Percentage of liquidation level assist in determining allowance for credit losses for 1st snapshot |  | 20.00% |
Percentage of liquidation level assist in determining allowance for credit losses for 2nd snapshot |  | 40.00% |
Percentage of liquidation level assist in determining allowance for credit losses for 3rd snapshot |  | 60.00% |
Percentage of liquidation level assist in determining allowance for credit losses in 4th snapshot |  | 80.00% |
Percentage of liquidation level assist in determining allowance for credit losses in 5th snapshot |  | 100.00% |
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. As of February 2019, Chapter 13 bankruptcy accounts are charged-off. Prior to February 2019, Chapter 13 bankruptcy accounts were accounted for under the cost-recovery method. |
Average dealer discount associated with new volume |  | 8.20% | 7.40%
Monthly servicing fee percent of outstanding financed receivables |  | 2.50% |

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- Definition This element represents the percentage of finance receivable interest discount. + References No definition available. + Details
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