Allowance for Credit Losses and Credit Quality Information (Gross Loans Receivable By Customer Tenure) (Details) - USD ($)	Mar. 31, 2024	Mar. 31, 2023
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	$ 1,277,149,256	$ 1,390,015,568
Tax Advance Loan
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	12,389,008	2,562,054
0 to 5 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	73,699,568	81,803,668
6 to 17 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	69,616,739	133,650,188
18 to 35 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	140,340,728	135,396,187
36 to 59 months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	181,399,293	244,414,255
60+ Months | 30 - 60 days past due
Financing Receivable, Recorded Investment [Line Items]
Gross loans receivable	$ 799,703,920	$ 792,189,216