Reconciliation of Direct (Loss) Profit to (Loss) Income from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 29, 2011	Oct. 30, 2010	Oct. 29, 2011	Oct. 30, 2010
Segment Reporting Information [Line Items]
Direct profit	$ 12,436	$ 51,553	$ 40,543	$ 164,618
Less: Indirect expenses	26,292	30,688	81,103	100,192
Restructuring charges	4,252	245	7,522	5,316
Merger-related costs		787	885	27,650
Operating (loss) income	(18,108)	19,833	(48,967)	31,460
Interest expense, net	3,492	2,349	8,072	17,112
(Loss) income before taxes	(21,600)	17,484	(57,039)	14,348
Income tax expense	542	510	1,549	3,949
(Loss) income from continuing operations	$ (22,142)	$ 16,974	$ (58,588)	$ 10,399