CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jul. 28, 2013	Jul. 29, 2012
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ (4,862)	$ 6,661
Other comprehensive income, net of tax:
Deferred hedge adjustment, net of income tax provision of $90 for the three months ended July 28, 2013 and July 29, 2012	148	148
Unrealized gain on interest rate cap contracts, net of income tax provision of $8 for the three months ended July 29, 2012		14
Other comprehensive income	148	162
Comprehensive income (loss)	$ (4,714)	$ 6,823