Earnings Per Share Data (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
May 05, 2018
Apr. 29, 2017
Earnings Per Share [Abstract]    
Net Income $ 80,548 $ 66,302
Weighted Average Number of Shares Outstanding, Basic and Diluted 27,849,000 31,257,000
Earnings Per Share, Basic and Diluted $ 2.89 $ 2.12
Total dilutive and potentially dilutive securities outstanding (in shares) 0