Finance Receivables - Selected information on entire portfolio of Company (Details 1) - Contract	6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Contract Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average APR	22.70%	22.40%
Average discount	7.70%	7.20%
Average term (months)	52 months	54 months
Number of active contracts	27,294	30,548
Direct Loan Portfolio
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average APR	26.50%	25.10%
Average term (months)	27 months	32 months
Number of active contracts	2,921	2,458