Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 25,555	$ 25,027	$ 19,931
Other comprehensive income, net of tax:
Change in post-retirement benefit obligations
Other comprehensive income (loss) before reclassifications	199	8,535	(1,875)
Amounts reclassified from accumulated other comprehensive income	9	(7,585)
Comprehensive income	$ 25,763	$ 25,977	$ 18,056