Net Earnings (Loss) Per Share (Tables)

6 Months Ended

Oct. 31, 2012

Earnings (Net Loss) Per Share [Abstract]

Schedule Of Earnings Per Share, Basic And Diluted

	Three Months Ended				Six Months Ended
	October 31,				October 31,
(in thousands, except per share amounts)		2012		2011		2012		2011
Numerator used in basic and diluted net earnings (loss) per common share:
Net income (loss)	$	1,950	$	(2,976)	$	2,511	$	(5,692)
Denominator:
Denominator for basic net earnings (loss) per common share -
weighted-average shares		14,498		14,331		14,457		14,315
Effect of dilutive securities:
Stock options and restricted stock units		180		0		170		0
Denominator for diluted net earnings (loss) per common share -
weighted-average shares and assumed conversions		14,678		14,331		14,627		14,315
Net earnings (loss) per share
Basic	$	0.13	$	(0.21)	$	0.17	$	(0.40)
Diluted	$	0.13	$	(0.21)	$	0.17	$	(0.40)