Consolidated Statements of Operations and Retained Earnings (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Jan. 31, 2015		Jan. 31, 2014		Jan. 31, 2015		Jan. 31, 2014
REVENUES:
Fulfillment services	$ 10,832		$ 15,843		$ 34,544		$ 44,849
Staffing services	3,174		2,749		7,836		7,445
Real estate land sales	1,861		1,443		4,758		2,867
Other	217		217		596		542
Revenues	16,084	[1]	20,252	[1]	47,734	[1]	55,703	[1]
COSTS AND EXPENSES:
Real estate land sales	822		1,400		3,232		2,589
Operating expenses:
Fulfillment services	9,420		12,391		28,693		36,920
Staffing services	3,087		2,846		7,586		7,517
Real estate selling expenses	51		57		178		176
Other	238		552		1,006		1,623
General and administrative expenses:
Fulfillment services	1,005		1,260		3,224		3,904
Staffing services	37		33		112		84
Real estate operations and corporate	752		886		2,398		2,635
Interest expense	410		434		1,239		1,309
Impairment of assets					925	[1]	0
Costs and Expenses, Total	15,822		19,859		48,593		56,757
Income from continuing operations before income taxes	262		393		(859)		(1,054)
Provision for income taxes	61	[1]	103	[1]	(327)	[1]	(471)	[1]
Income from continuing operations	201		290		(532)		(583)
Discontinued operations
Income (loss) from discontinued operations before income taxes	103		(640)		11,500		(145)
Provision (benefit) for income taxes	70		(339)		4,216		(82)
Income (loss) from discontinued operations	33		(301)		7,284		(63)
Net income (loss)	234		(11)		6,752		(646)
Retained earnings, beginning of period	52,201		47,987		45,683		63,920
Effect of issuance of common stock from treasury shares					0		(15,298)
Retained earnings, end of period	$ 52,435		$ 47,976		$ 52,435		$ 47,976
Earnings (loss) per share - continuing operations - basic and diluted	$ 0.03		$ 0.04		$ (0.07)		$ (0.08)
Earnings (loss) per share - discontinued operations - basic and diluted	$ 0.00		$ (0.04)		$ 0.92		$ (0.01)
Earnings (loss) per share, net - basic and diluted	$ 0.03		$ 0.00		$ 0.85		$ (0.09)
Weighted average number of common shares outstanding	8,026		7,195		7,884		6,922

[1] Revenue information provided for each segment includes amounts grouped as Other in the accompanying consolidated statements of operations. Corporate and Other is net of intercompany eliminations.