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Summary of Significant Accounting Policies - Share Repurchases (Details) - Common Stock
12 Months Ended
Feb. 09, 2016
Nov. 23, 2015
Oct. 28, 2018
$ / shares
shares
Jan. 29, 2013
shares
Shares Repurchases        
Authorized stock split ratio 2 2    
2013 Program        
Shares Repurchases        
Number of shares authorized to be repurchased (in shares)       10,000,000.0
Stock repurchased (in shares)     1,400,000  
Average price of shares repurchased (in dollars per share) | $ / shares     $ 33.86  
Remaining number of shares authorized to be repurchased (in shares)     9,100,000