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Long-term Debt (Revolving Facility And Letters Of Credit) (Narrative) (Details)
 3 Months Ended
May 05, 2018
USD ($)
Apr. 29, 2017
USD ($)
Proceeds from Long-term Lines of Credit $ 21,000,000 $ 9,000,000
Repayments of Lines of Credit 8,000,000 $ 1,000,000
Letter of Credit [Member]    
Letters of Credit Outstanding, Amount 9,000,000  
Revolving Credit Facility [Member] | Revolving Credit Expiring May 2022 [Member]    
Revolving facility, borrowing capacity $ 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  
Revolving Facility Covenant Line of Credit Financial Covenant Ratio of Consolidated Debt to Consolidated EBITDA Maximum Current Rate 3.00  
Outstanding Borrowings on Lines of Credit $ 0  
Without Subsidiary Guarantee [Member] | Foreign Facilities with Parent Guarantee [Member]    
Revolving facility, borrowing capacity 100,000,000  
Proceeds from Long-term Lines of Credit 10,000,000  
Repayments of Lines of Credit 8,000,000  
Line of Credit Facility, Maximum Amount Outstanding During Period 90,000,000  
With Subsidiary Guarantee [Member] | Foreign Facilities with Parent Guarantee [Member]    
Revolving facility, borrowing capacity 100,000,000  
Proceeds from Long-term Lines of Credit $ 11,000,000