Annual report pursuant to Section 13 and 15(d)

Stock Incentive Plans - Long Term Cash Incentive Plan (Details)

v3.22.0.1
Stock Incentive Plans - Long Term Cash Incentive Plan (Details)
$ in Millions
12 Months Ended
Dec. 26, 2021
USD ($)
Dec. 27, 2020
USD ($)
Period
Dec. 29, 2019
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of performance periods | Period   3  
Deferred compensation, excluding share-based payments and retirement benefits | Long-term cash incentive plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance and vesting period 3 years 1 year  
LTI Cash Compensation Expense $ 0.5 $ 0.2 $ 0.2
Payments of Deferred Compensation, Cash Based Arrangements 0.3 0.5  
Deferred compensation, excluding share-based payments and retirement benefits | Long-term cash incentive plan | Accrued payroll liabilities and payroll-related liabilities      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Long-term cash incentive plan liability $ 1.0 $ 0.8