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Stock-Based Compensation (Tables)
 9 Months Ended
Oct. 02, 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 EndedNine Months Ended
October 2,
2021		September 26,
2020		October 2,
2021		September 26,
2020
Compensation cost$1,752 $1,087 $9,540 $6,746 
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):
Nine Months Ended
October 2,
2021		September 26,
2020
Restricted stock units$15,923 $6,431 
Performance stock units$6,054 $5,920 
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 October 2, 2021:
Unrecognized Compensation Expense
(in thousands)		Weighted-Average Remaining
Service Period (years)
Non-vested stock options$709 0.7
Non-vested restricted stock units$8,005 1.1
Non-vested performance stock units$4,249 1.2