Share Repurchases and Reissuances (Details) (USD $)	6 Months Ended				1 Months Ended		6 Months Ended	1 Months Ended	6 Months Ended	1 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013 Restricted Stock	Jul. 28, 2012 Restricted Stock	Apr. 06, 2013 January 2011 authorization	Jan. 29, 2011 January 2011 authorization	Jul. 28, 2012 January 2011 authorization	Apr. 06, 2013 March 2013 authorization	Aug. 03, 2013 March 2013 authorization	Aug. 03, 2013 March 2013 authorization ASR
Stock Repurchase
Authorized share repurchase program						$ 150,000,000		$ 200,000,000
Remaining balance available					45,200,000				48,000,000
Payment for share repurchase	152,129,000	41,296,000								100,000,000
Initial delivery of shares										2,197,518
Percentage of the number of shares expected to be repurchased received in an initial delivery										85.00%
Value of initial shares received										85,000,000
Initial price per share of stock repurchased under the ASR agreement (in dollars per share)										$ 38.68
Remainder of ASR recorded as forward contract within capital in excess of par										15,000,000
Shares repurchased and held in treasury			5,378	7,041			1,121,484		1,489,318
Treasury stock repurchased, cost			200,000	300,000			41,000,000		52,000,000
Average price per share of treasury stock repurchased (in dollars per share)			$ 30.03	$ 37.28			$ 36.59		$ 34.89
Shares repurchased	3,692,214	1,128,525
Total costs	152,129,000	41,296,000
Average price per share (in dollars per share)	$ 37.14	$ 36.59
Treasury stock reissued (in shares)	6,735	6,295
Period of service agreement	2 years	2 years
Fair value of the treasury stock reissued	$ 213,000	$ 177,000