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Debt (Unsecured Senior Notes, Net of Unamortized Discounts and Issuance Costs) (Details) - USD ($)
$ in Thousands
Feb. 03, 2018
Jan. 28, 2017
Debt Instrument [Line Items]    
Long-term Debt $ 396,967 $ 396,493
Less: current portion 84,973 0
Total due beyond one year 311,994 396,493
6.38% Series A Senior Notes due 2018    
Debt Instrument [Line Items]    
Long-term Debt 84,973 84,939
6.53% Series B Senior Notes due 2021    
Debt Instrument [Line Items]    
Long-term Debt 64,922 64,902
3.375% Senior Notes due 2024    
Debt Instrument [Line Items]    
Long-term Debt $ 247,072 $ 246,652