Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Jan. 31, 2016	Jan. 31, 2015
Revenues:
Sales	$ 121,791	$ 116,406	$ 367,056	$ 349,300
Interest and other income	15,672	15,094	46,101	43,410
Total revenue	137,463	131,500	413,157	392,710
Costs and expenses:
Cost of sales	72,702	66,672	219,385	200,299
Selling, general and administrative	23,568	21,139	68,932	62,615
Provision for credit losses	32,786	30,206	106,225	89,453
Interest expense	831	788	2,383	2,183
Depreciation and amortization	1,008	$ 935	3,056	2,782
Loss on disposal of property and equipment	27		46	20
Total costs and expenses	130,922	$ 119,740	400,027	357,352
Income before taxes	6,541	11,760	13,130	35,358
Provision for income taxes	2,439	4,299	4,897	13,118
Net income	4,102	7,461	8,233	22,240
Less: Dividends on mandatorily redeemable preferred stock	(10)	(10)	(30)	(30)
Net income attributable to common stockholders	$ 4,092	$ 7,451	$ 8,203	$ 22,210
Earnings per share:
Basic (in dollars per share)	$ 0.49	$ 0.87	$ 0.97	$ 2.57
Diluted (in dollars per share)	$ 0.47	$ 0.82	$ 0.93	$ 2.45
Weighted average number of shares used in calculation:
Basic (in shares)	8,367,728	8,587,761	8,451,029	8,636,036
Diluted (in shares)	8,615,757	9,036,086	8,774,334	9,067,195