Earnings (Loss) Per Share (Tables)

12 Months Ended

Apr. 30, 2013

Earnings (Loss) Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

(in thousands, except per share amounts)		Year Ended April 30,
		2013		2012		2011
Net income (loss)	$	532	$	(16,662)	$	(16,665)
Dividends paid and payable on preferred stock		(400)		(334)		-
Net income (loss) available to common stockholders	$	132	$	(16,996)	$	(16,665)
Weighted-average shares of common stock outstanding, basic		14,718		14,672		13,552
Effect of dilutive securities		10		-		-
Weighted-average shares of common stock outstanding, diluted		14,728		14,672		13,552
Income (loss) per share of common stock:
Basic	$	0.01	$	(1.16)	$	(1.23)
Diluted	$	0.01	$	(1.16)	$	(1.23)