Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Statement [Abstract]
Interest and fee income on finance receivables	$ 15,585,000	$ 19,404,000	$ 32,226,000	$ 38,163,000
Expenses:
Marketing	427,000	737,000	838,000	1,104,000
Salaries and employee benefits	4,718,000	4,341,000	9,539,000	9,607,000
Administrative	3,685,000	2,792,000	7,323,000	5,857,000
Provision for credit losses	4,000,000	8,374,000	8,385,000	13,801,000
Amortization of intangibles	14,000		28,000
Depreciation	83,000	96,000	170,000	199,000
Interest expense	2,298,000	2,386,000	4,786,000	4,926,000
Total expenses	15,225,000	18,726,000	31,069,000	35,494,000
Income before income taxes	360,000	678,000	1,157,000	2,669,000
Income tax expense	92,000	96,000	298,000	669,000
Net income	$ 268,000	$ 582,000	$ 859,000	$ 2,000,000
Earnings per share:
Basic (in dollars per share)	$ 0.03	$ 0.07	$ 0.11	$ 0.25
Diluted (in dollars per share)	$ 0.03	$ 0.07	$ 0.11	$ 0.25