Allowance for Credit Losses and Credit Quality Information (Gross Loans Receivable By Customer Tenure) (Details) - USD ($)	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Mar. 31, 2020
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	$ 1,390,015,568	$ 1,522,788,860
Allowance for credit losses	125,552,733	134,242,862		$ 91,722,288	$ 96,487,856
Accounting Standards Update 2016-13
Financing Receivable, Recorded Investment [Line Items]
Allowance for credit losses			$ 28,600,000
Tax Advance Loan
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	2,562,054	5,823,320
0 to 5 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	81,803,668	198,740,475
6 to 17 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	133,650,188	133,665,566
18 to 35 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	135,396,187	204,940,323
36 to 59 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	244,414,255	214,956,857
60+ Months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	$ 792,189,216	$ 764,662,319