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Stock-Based Compensation (Tables)
3 Months Ended
Apr. 03, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Stock Based Compensation Expense
The following table summarizes expense associated with these plans (in thousands):
Three Months Ended
April 3,
2021
March 28,
2020
Compensation cost$5,220 $4,358 
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period
The units granted by the Corporation had fair values as follows (in thousands):
Three Months Ended
April 3,
2021
March 28,
2020
Restricted stock units$15,707 $5,777 
Performance stock units$6,013 $5,777 
Schedule of Unrecognized Compensation Cost, Nonvested Awards
The following table summarizes unrecognized compensation expense and the weighted-average remaining service period for non-vested stock options and stock units as of April 3, 2021:
Unrecognized Compensation Expense
(in thousands)
Weighted-Average Remaining
Service Period (years)
Non-vested stock options$1,037 0.9
Non-vested restricted stock units$10,334 1.3
Non-vested performance stock units$6,761 1.4