XML 113 R95.htm IDEA: XBRL DOCUMENT v3.22.4
Stock-Based Compensation - Assumptions in Determining Fair Value of Options Granted (Details) - Stock Options - $ / shares
12 Months Ended
Dec. 25, 2021
Dec. 26, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of stock options on grant date (in dollars per share) $ 15.6 $ 6.81
Expected term (in years) 7 years 10 months 24 days 7 years 10 months 24 days
Expected price volatility (as a percent) 33.60% 31.90%
Risk-free interest rate (as a percent) 1.30% 0.60%
Dividend yield (as a percent) 1.10% 1.70%