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Share-Based Compensation (Tables)
 9 Months Ended
Oct. 02, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract]  
Fair Value Assumptions for Performance Awards
The fair value of the senior executives' performance share award grants with a TSR modifier for grants in 2021 and 2020 was $91.44 and $64.72, respectively. The fair values were estimated using the Monte Carlo valuation model, and incorporated the following assumptions:
20212020
Risk-free interest rate0.2 %1.4 %
Dividend yield1.2 %1.5 %
Volatility factor65.6 %46.6 %
Expected life of award2.9 years2.9 years