Annual report pursuant to Section 13 and 15(d)

Earnings Per Share - Dilutive effects of share based awards (Details)

v3.20.4
Earnings Per Share - Dilutive effects of share based awards (Details) - shares
shares in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 26, 2019
Dec. 27, 2018
Stock options      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares excluded from the computation of diluted earnings (in shares) 320 971 298