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Summary of Significant Accounting Policies - Additional Information (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 30, 2024 segment shares | Jan. 03, 2026 USD ($) plan segment $ / shares shares | Dec. 28, 2024 USD ($) $ / shares shares | Dec. 30, 2023 USD ($) segment $ / shares shares
Information related to deferred debt financing costs |  |  |  |
Amortization of deferred debt financing costs | $ |  | $ 6,400 | $ 5,900 | $ 7,500
Selling, General and Administrative Expenses |  |  |  |
Advertising costs | $ |  | $ 4,200 | 5,700 | 6,500
Pension Plans |  |  |  |
Number of defined benefit pension plans sponsored by company | plan |  | 4 |  |
Percentage of employees covered by defined benefit pension plans |  | 21.40% |  |
Information related to earning per share |  |  |  |
Net loss | $ |  | $ (43,257) | $ (251,251) | $ (66,198)
Weighted average common shares outstanding: |  |  |  |
Basic | shares |  | 79,754,681 | 79,011,619 | 74,267,132
Net effect of potentially dilutive share-based compensation awards (in shares) | shares | 0 | 0 |  | 0
Diluted (in shares) | shares |  | 79,754,681 | 79,011,619 | 74,267,132
Basic | $ / shares |  | $ (0.54) | $ (3.18) | $ (0.89)
Diluted | $ / shares |  | $ (0.54) | $ (3.18) | $ (0.89)
Segment Reporting |  |  |  |
Number of reportable segments | segment | 4 | 4 |  | 1
Employee Stock Option |  |  |  |
Share-Based Compensation |  |  |  |
Term (in years) |  | 10 years |  |
Customer relationship and amortizable trademarks | Minimum [Member] |  |  |  |
Information related to useful life of finite-lived intangible assets |  |  |  |
Estimated useful life |  | 10 years |  |
Customer relationship and amortizable trademarks | Maximum [Member] |  |  |  |
Information related to useful life of finite-lived intangible assets |  |  |  |
Estimated useful life |  | 20 years |  |

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