Net Earnings (Loss) Per Share (Tables)

9 Months Ended

Jan. 31, 2013

Earnings (Net Loss) Per Share [Abstract]

Schedule Of Earnings Per Share, Basic And Diluted

	Three Months Ended				Nine Months Ended
	January 31,				January 31,
(in thousands, except per share amounts)		2013		2012		2013		2012
Numerator used in basic and diluted net earnings (loss)
per common share:
Net income (loss)	$	2,057	$	(9,114)	$	4,568	$	(14,806)
Denominator:
Denominator for basic net earnings (loss) per common
share - weighted-average shares		14,582		14,362		14,498		14,331
Effect of dilutive securities:
Stock options and restricted stock units		323		0		221		0
Denominator for diluted net earnings (loss) per common
share - weighted-average shares and assumed
conversions		14,905		14,362		14,719		14,331
Net earnings (loss) per share
Basic	$	0.14	$	(0.63)	$	0.32	$	(1.03)
Diluted	$	0.14	$	(0.63)	$	0.31	$	(1.03)