Supplemental Cash Flows (Details) (USD $)	6 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Feb. 01, 2014
Supplemental Cash Flows
Cash paid for interest	$ 8,051,000	$ 301,000
Cash paid for income taxes, net	28,950,000	43,209,000
Schedule of noncash investing and financing activities:
Cash dividends declared	8,803,000	9,279,000	8,963,000
Unpaid capital expenditure purchases
Unpaid capital expenditure purchases	$ 21,100,000	$ 14,500,000