Equity and Noncontrolling Interest (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			$ 1,031,819	$ 983,853
Net earnings (loss)	59,570	57,270	86,150	84,462
Other comprehensive income			(619)	11,410
Cash dividends			(18,488)	(12,536)
Share-based compensation			8,322	6,500
Common stock issued under share-based award plans and to stock discount plan			3,939	4,552
Tax payments related to vested deferred stock units			(4,421)	(2,955)
Tax benefit related to share-based plans			2,004	1,426
Treasury stock reissued			177
Repurchases of common stock			(41,296)	(48,999)
Balance at the end of the period	1,067,587	1,027,713	1,067,587	1,027,713
Common Stock
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			718	710
Common stock issued under share-based award plans and to stock discount plan			4	5
Balance at the end of the period	722	715	722	715
Capital in Excess of Par
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			362,735	341,663
Share-based compensation			8,322	6,500
Common stock issued under share-based award plans and to stock discount plan			3,935	4,547
Tax payments related to vested deferred stock units			(4,421)	(2,955)
Tax benefit related to share-based plans			2,004	1,426
Treasury stock reissued			26
Balance at the end of the period	372,601	351,181	372,601	351,181
Retained Earnings
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			1,095,535	1,002,975
Net earnings (loss)			86,277	84,503
Cash dividends			(18,488)	(12,536)
Balance at the end of the period	1,163,324	1,074,942	1,163,324	1,074,942
Accumulated Other Comprehensive Income
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			36,921	38,366
Other comprehensive income			(619)	10,961
Balance at the end of the period	36,302	49,327	36,302	49,327
Treasury Stock, at Cost
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			(476,749)	(412,761)
Treasury stock reissued			151
Repurchases of common stock			(41,296)	(48,999)
Balance at the end of the period	(517,894)	(461,760)	(517,894)	(461,760)
Total Equity Attributable to Common Shareholders
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			1,019,160	970,953
Net earnings (loss)			86,277	84,503
Other comprehensive income			(619)	10,961
Cash dividends			(18,488)	(12,536)
Share-based compensation			8,322	6,500
Common stock issued under share-based award plans and to stock discount plan			3,939	4,552
Tax payments related to vested deferred stock units			(4,421)	(2,955)
Tax benefit related to share-based plans			2,004	1,426
Treasury stock reissued			177
Repurchases of common stock			(41,296)	(48,999)
Balance at the end of the period	1,055,055	1,014,405	1,055,055	1,014,405
Noncontrolling Interest
Reconciliation of the total carrying amount of the Company's equity accounts
Balance at the beginning of the period			12,659	12,900
Net earnings (loss)			(127)	(41)
Other comprehensive income				449
Balance at the end of the period	$ 12,532	$ 13,308	$ 12,532	$ 13,308