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Fair Value Measurements (Schedule of Fair Value of Financial Instruments) (Details) - USD ($)
$ in Thousands
Feb. 02, 2019
Feb. 03, 2018
Fair Value Disclosures [Abstract]    
Borrowings under revolving credit agreement $ 335,000 $ 0
Borrowings under revolving credit agreement, fair value 335,000 0
Long-term debt - Senior Notes, carrying amount 197,932 197,472
Long-term debt - Senior Notes, fair value 205,500 210,000
Total debt 532,932 197,472
Total debt, fair value $ 540,500 $ 210,000