Share-Based Compensation (Tables)
|9 Months Ended|
Sep. 26, 2020
|Share-based Payment Arrangement, Noncash Expense [Abstract]|
|Fair Value Assumptions for Performance Awards||
The fair values of the senior executives' performance share award grants with a TSR modifier for grants in 2020 and 2019 were $64.72 and $49.64, respectively, which were estimated using the Monte Carlo valuation model, and incorporated the following assumptions:
Schedule of Share-based Payment Award, Equity Instruments Other than Options, Valuation Assumptions [Table Text Block]
No definition available.