Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Narrative (Details)

v3.20.2
Stock-Based Compensation - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 24, 2020
Sep. 24, 2020
Sep. 26, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock compensation expense   $ 11,500 $ 6,700
Weighted average grant date fair value of stock options granted (in dollars per share)   $ 21.81  
Stock options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Unrecognized compensation cost $ 17,917 $ 17,917  
Weighted average period for recognition   2 years 4 months 24 days  
Stock options | Tranche one      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Stock options | Tranche two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Stock options | Tranche three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Stock options | Tranche four      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Restricted stock units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Unrecognized compensation cost $ 5,470 $ 5,470  
Weighted average period for recognition 3 years 4 months 24 days    
Weighted average grant date fair value of awards granted (in dollars per share)   $ 56,890  
Restricted stock units | Tranche one      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Restricted stock units | Tranche two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Restricted stock units | Tranche three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Restricted stock units | Tranche four      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting rights (as a percent)   25.00%  
Performance-based      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   3 years  
Restricted stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 16,850 $ 16,850  
Weighted average period for recognition   2 years 10 months 24 days  
Weighted average grant date fair value of awards granted (in dollars per share)   $ 53.85