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Stock Incentive Plans - Long Term Cash Incentive Plan (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($) | Dec. 25, 2022 USD ($) | Dec. 26, 2021 USD ($) | Dec. 30, 2018 numberOfPerformancePeriod
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of performance periods | numberOfPerformancePeriod |  |  |  | 3
Long-term cash incentive plan | Deferred Compensation, Excluding Share-based Payments And Retirement Benefits |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Payments of deferred compensation, cash based arrangements | $ 0.0 | $ 0.0 |  |
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 | 3 years
LTI Cash compensation expense | (0.1) | (0.4) | $ 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 | $ (0.4) | $ (0.6) |  |

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- Definition Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 710 -SubTopic 10 -Section 55 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482943/710-10-55-7 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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