Long-term Debt (Revolving Facility And Letters Of Credit) (Narrative) (Details)	3 Months Ended		6 Months Ended
	Jul. 29, 2017 USD ($)	Jul. 30, 2016 USD ($)	Jul. 29, 2017 USD ($)	Jul. 30, 2016 USD ($)
Proceeds from Long-term Lines of Credit			$ 36,000,000	$ 10,000,000
Repayments of Lines of Credit			8,000,000	$ 0
Foreign Facilities [Member]
Revolving facility, borrowing capacity	$ 100,000,000		100,000,000
Proceeds from Long-term Lines of Credit			36,000,000
Repayments of Lines of Credit			8,000,000
Line of Credit Facility, Maximum Amount Outstanding During Period			64,000,000
Fixed Rate 6.90% Notes Due July 2017 [Member]
Gain (Loss) on Hedging Activity		$ 7,000,000
Letter of Credit [Member]
Letters of Credit Outstanding, Amount	8,000,000		8,000,000
Revolving Credit Facility [Member] | Revolving Credit Expiring May 2022 [Member]
Revolving facility, borrowing capacity	$ 1,000,000,000		$ 1,000,000,000
Revolving Facility Commitment fee percentage, unused capacity	0.25%
Revolving Facility Current credit fees percentage rate, letters of credit			1.50%
Revolving Facility Percentage spread over variable base rate			1.50%
Revolving Facility Covenant Fixed charge coverage ratio			1.75
Revolving Facility Covenant Ratio of consolidated debt to consolidated EBITDA			4.00
Revolving Facility Covenant Debt to EBITDA ratio required for unlimited investments and restricted payments	3.00		3.00
Revolving Facility Covenant Line of Credit Financial Covenant Ratio of Consolidated Debt to Consolidated EBITDA Maximum Current Rate	3.00		3.00
Debt Issuance Costs, Line of Credit Arrangements, Gross	$ 5,000,000		$ 5,000,000
Outstanding Borrowings on Lines of Credit	$ 0		$ 0