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Stockholders' Equity and Stock-Based Compensation - Performance Stock Units Valuation Assumptions (Details) - Performance-Based Restricted Stock Units (PSUs) [Member] - $ / shares
3 Months Ended
Mar. 31, 2018
Apr. 01, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant Date Fair Value Per Share (in dollars per share) $ 21.10  
Expected Dividend 0.00% 0.00%
Range of risk-free interest rates, minimum 2.39% 1.40%
Range of risk-free interest rates, maximum 2.41% 1.84%
Range of expected volatilities for peer group, minimum 22.00% 22.00%
Range of expected volatilities for peer group, maximum 66.00% 66.00%
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant Date Fair Value Per Share (in dollars per share) $ 20.73 $ 14.57
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant Date Fair Value Per Share (in dollars per share) $ 21.97 $ 26.75