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Income Taxes (Details) $ in Thousands, kr in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 02, 2021 USD ($) | Oct. 03, 2020 USD ($) | Oct. 02, 2021 USD ($) | Oct. 02, 2021 NOK (kr) | Oct. 03, 2020 USD ($)
Income Taxes |  |  |  |  |
Provision (benefit) for income taxes | $ 9,386 | $ (3,457) | $ 12,543 |  | $ (11,900)
Effective income tax rate (as a percent) | (90.70%) | 11.50% | (24.70%) | (24.70%) | 11.20%
Income tax expense (benefit), continuing operations | $ 1,300 |  | $ 10,900 |  |
Income taxes payable | 328,000 |  | 328,000 |  |
Gross unrecognized tax benefits which would affect the effective tax rate if recognized | 3,700 |  | 3,700 |  |
Infrastructure and automotive business |  |  |  |  |
Income Taxes |  |  |  |  |
Gain from the divestiture of business |  |  | 346,900 |  |
Tax benefit associated with discontinued operations | (13,700) |  |  |  |
Other current liabilities |  |  |  |  |
Income Taxes |  |  |  |  |
Income taxes payable | $ 320,100 |  | 320,100 |  |
Norwegian Tax Administration | 2013 | Under appeal |  |  |  |  |
Income Taxes |  |  |  |  |
Estimate of additional income tax expense |  |  | $ 16,300 | kr 141.3 |

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