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Income Taxes - Narrative (Details) kr in Millions, $ in Millions | 12 Months Ended
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Dec. 28, 2024 USD ($) | Dec. 28, 2024 NOK (kr) | Dec. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
Income Taxes |  |  |  |
Transition tax obligation | $ 7.9 |  |  |
Gross unrecognized tax benefits, inclusive of interest | 4.7 |  | $ 5.4 | $ 4.4
Gross unrecognized tax benefits which would affect the effective tax rate if recognized | 3.5 |  | $ 5.1 | $ 4.4
Decrease in unrecognized tax benefits is reasonably possible | 1.7 |  |  |
Tax Year 2013 | Norwegian Tax Administration |  |  |  |
Income Taxes |  |  |  |
Estimate of additional income tax expense | 12.4 | kr 141.3 |  |
Foreign |  |  |  |
Income Taxes |  |  |  |
Operating loss carryforwards | 172.6 |  |  |
Tax credit carryforwards | 3.7 |  |  |
Foreign | Research Tax Credit Carryforward |  |  |  |
Income Taxes |  |  |  |
Tax credit carryforwards | 0.4 |  |  |
Domestic Tax Jurisdiction |  |  |  |
Income Taxes |  |  |  |
Operating loss carryforwards | 10.2 |  |  |
Domestic Tax Jurisdiction | Research Tax Credit Carryforward |  |  |  |
Income Taxes |  |  |  |
Operating loss carryforwards | 7.3 |  |  |
Tax credit carryforwards | 1.1 |  |  |
State and Local Jurisdiction |  |  |  |
Income Taxes |  |  |  |
Operating loss carryforwards | 34.7 |  |  |
State and Local Jurisdiction | Research Tax Credit Carryforward |  |  |  |
Income Taxes |  |  |  |
Tax credit carryforwards | $ 13.7 |  |  |

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