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Stock-Based Incentive Plans - Unvested Restricted Stock Unit Activity (Details) - Restricted Stock Units - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Feb. 04, 2017
Mar. 31, 2017
Dec. 31, 2016
Restricted stock unit activity      
Outstanding at the beginning of the period (in shares)   615,000  
Awarded (in shares) 606,299 606,000  
Vested (in shares)   (314,000)  
Forfeited (in shares)   (2,000)  
Outstanding at the end of the period (in shares)   905,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]      
Weighted-average exercise price at beginning of the period (in dollars per share)   $ 31.81  
Weighted-average exercise price at end of the period (in dollars per share)   $ 36.90  
Outstanding at the end of the period (in dollars)   $ 38,993 $ 26,915
Outstanding and expected to vest at end of the period (in shares)   881,000  
Outstanding and expected to vest at the end of the period (in dollars per share)   $ 36.87  
Outstanding and expected to vest at end of the period (in dollars)   $ 37,983  
Closing price per share (in dollars per share)   $ 43.09