Condensed Consolidating Financial Information (Condensed Consolidating Statements of Comprehensive Income) (Parenthetical) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Other comprehensive income:
Reclassification, Net gains and losses recognized in net periodic benefit cost, Tax expense (benefit)	$ (274)	$ (219)	$ (563)	$ (450)
Parent Company [Member]
Other comprehensive income:
Reclassification, Net gains and losses recognized in net periodic benefit cost, Tax expense (benefit)	(274)	(219)	(563)	(450)
Guarantor Subsidiaries [Member]
Other comprehensive income:
Reclassification, Net gains and losses recognized in net periodic benefit cost, Tax expense (benefit)	(274)	(219)	(563)	(450)
Consolidation Eliminations [Member]
Other comprehensive income:
Reclassification, Net gains and losses recognized in net periodic benefit cost, Tax expense (benefit)	$ 274	$ 219	$ 563	$ 450