Equity and Noncontrolling Interest (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 28, 2012	Apr. 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)	26,580	27,192
Other comprehensive income	8,142	15,107
Cash dividends	(9,289)	(6,232)
Share-based compensation	4,117	2,970
Common stock issued to stock discount plan	624	520
Common stock issued upon exercise of stock options	2,609	1,019
Tax payments related to vested deferred stock units	(4,017)	(2,955)
Tax benefit related to share-based plans	1,960	633
Treasury stock purchased	(33,866)	(48,999)
Balance at the end of the period	1,028,679	973,108
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)	26,884	27,425
Other comprehensive income	7,726	14,427
Cash dividends	(9,289)	(6,232)
Share-based compensation	4,117	2,970
Common stock issued to stock discount plan	624	520
Common stock issued upon exercise of stock options	2,609	1,019
Tax payments related to vested deferred stock units	(4,017)	(2,955)
Tax benefit related to share-based plans	1,960	633
Treasury stock purchased	(33,866)	(48,999)
Balance at the end of the period	1,015,908	959,761
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 upon exercise of stock options	1	1
Common stock issued pursuant to restricted stock and deferred stock unit awards	2	3
Balance at the end of the period	721	714
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	4,117	2,970
Common stock issued to stock discount plan	624	520
Common stock issued upon exercise of stock options	2,608	1,018
Common stock issued pursuant to restricted stock and deferred stock unit awards	(2)	(3)
Tax payments related to vested deferred stock units	(4,017)	(2,955)
Tax benefit related to share-based plans	1,960	633
Balance at the end of the period	368,025	343,846
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)	26,884	27,425
Cash dividends	(9,289)	(6,232)
Balance at the end of the period	1,113,130	1,024,168
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	7,726	14,427
Balance at the end of the period	44,647	52,793
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 purchased	(33,866)	(48,999)
Balance at the end of the period	(510,615)	(461,760)
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)	(304)	(233)
Other comprehensive income	416	680
Balance at the end of the period	$ 12,771	$ 13,347