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Income Taxes (Details) $ in Thousands, kr in Millions	3 Months Ended
	Apr. 01, 2023 USD ($)	Apr. 01, 2023 NOK (kr)	Apr. 02, 2022 USD ($)
Income Taxes
Income tax expense (benefit)	$ 7,753		$ 11,689
Effective income tax rate (as a percent)	35.70%	35.70%	33.80%
Gross unrecognized tax benefits which would affect the effective tax rate if recognized	$ 4,600
Norwegian Tax Administration | 2013 | Under appeal
Income Taxes
Estimate of additional income tax expense	$ 13,500	kr 141.3

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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