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Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 01, 2017
Apr. 02, 2016
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 4,700 $ 5,300  
Fair value of granted stock options 7,200 7,600  
Adjusted fair value of granted restricted stock units   $ 500  
Receivables 191,892   $ 229,436
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 5,500    
Remaining requisite service period for unrecognized compensation cost (in years) 1 year 4 months 10 days    
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 800    
Remaining requisite service period for unrecognized compensation cost (in years) 1 year    
Employee Stock Option Receivable      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Receivables $ 5,400