Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Jan. 31, 2017	Jan. 31, 2016
Sales	$ 121,263	$ 121,791	$ 384,117	$ 367,056
Interest and other income	17,521	15,672	50,717	46,101
Total revenue	138,784	137,463	434,834	413,157
Costs and expenses:
Cost of sales	71,836	72,702	225,346	219,385
Selling, general and administrative	22,654	23,568	68,476	68,932
Provision for credit losses	37,645	32,786	110,467	106,225
Interest expense	1,060	831	3,040	2,383
Depreciation and amortization	1,059	1,008	3,235	3,056
Loss on disposal of property and equipment	7	27	406	46
Total costs and expenses	134,261	130,922	410,970	400,027
Income before taxes	4,523	6,541	23,864	13,130
Provision for income taxes	1,687	2,439	8,901	4,897
Net income	2,836	4,102	14,963	8,233
Less: Dividends on mandatorily redeemable preferred stock	(10)	(10)	(30)	(30)
Net income attributable to common stockholders	$ 2,826	$ 4,092	$ 14,933	$ 8,203
Earnings per share:
Basic (in dollars per share)	$ 0.36	$ 0.49	$ 1.89	$ 0.97
Diluted (in dollars per share)	$ 0.35	$ 0.47	$ 1.83	$ 0.93
Weighted average number of shares used in calculation:
Weighted average shares outstanding-basic (in shares)	7,893,737	8,367,728	7,891,908	8,451,029
Diluted (in shares)	8,175,754	8,615,757	8,165,931	8,774,334