Rabbi Trust Assets (Schedule of Rabbi Trust Assets) (Details) (USD $)	3 Months Ended		6 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013	Feb. 01, 2014
Investment [Line Items]
Rabbi Trust assets	$ 91,844,000		$ 91,844,000		$ 90,222,000
Realized gains resulted from the change in cash surrender value of insurance policies	800,000	800,000	1,600,000	1,600,000
Money Market Funds
Investment [Line Items]
Rabbi Trust assets	24,000		24,000		24,000
Trust-owned life insurance policies (at cash surrender value)
Investment [Line Items]
Rabbi Trust assets	$ 91,820,000		$ 91,820,000		$ 90,198,000