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Stock-Based Compensation - Summary of Option Activity (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 30, 2016
Options    
Outstanding at beginning of period (in shares) 134,200  
Granted (in shares) 429,539  
Exercised (in shares) (16,702)  
Forfeited or expired (in shares) (17,362)  
Outstanding at end of period (in shares) 529,675  
Vested and unvested expected to vest at end of period (in shares) 418,974  
Exercisable at end of period (in shares) 49,543  
Weighted Average Exercise Price    
Outstanding at the beginning of the period (in USD per share) $ 52.11  
Granted (in USD per share) 33.28  
Exercised (in USD per share) 21.40  
Forfeited or expired (in USD per share) 49.18  
Outstanding at the end of the period (in USD per share) 37.90  
Vested and unvested expected to Vest at end of period (in USD per share) 36.54  
Exercisable at end of period (in USD per share) $ 53.54  
Weighted-Average Remaining Contractual Term, Vested and Unvested Expected to Vest at end of period 6 years 2 months  
Weighted-Average Remaining Contractual Term, Exercisable at end of period 2 years 4 months  
Aggregate Intrinsic Value, Vested and Unvested Expected to Vest at end of period $ 2.5  
Aggregate Intrinsic Value, Exercisable at end of period $ 0.1  
Market price (in USD per share)   $ 40.16