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Debt - Issuance of 6.5% Senior Secured Notes due 2025 (Details) - USD ($) | 1 Months Ended |  |
--- | --- | --- | ---
Nov. 30, 2017 | Sep. 26, 2021 | Dec. 27, 2020
Debt Instrument [Line Items] |  |  |
Principal |  | $ 300,000,000.0 | $ 305,600,000
Carrying Amount |  | $ 296,500,000 | $ 301,500,000
Senior notes | 6.5% Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 6.50% | 6.50% |
Principal | $ 300,000,000 |  |
Debt issuance costs | $ 6,600,000 |  |
Carrying Amount |  | $ 300,000,000 |
Senior notes | 7% Senior Notes due 2019 |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 7.00% |  |
Reacquisition price | $ 385,200,000 |  |
Premium | 12,000,000 |  |
Accrued interest | $ 300,000 |  |

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