Consolidated Statements of Operations and Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Income Statement [Abstract]
Tax benefit of discontinued operation	$ 0	$ (4,228)	$ (5,237)
Other comprehensive income, tax:
Employee benefit related adjustment, tax	(258)	(1,505)	683
Amortization of employee benefit related costs, tax	290	150	229
Other Comprehensive Income (Loss), Finalization of Pension and Other Postretirement Benefit Plan Valuation, Tax	$ 280	$ 0	$ 0