Other Comprehensive Earnings (Loss) - Schedule of Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 27, 2020	Dec. 29, 2019	Dec. 30, 2018
Equity [Abstract]
Tax (expense) benefit on unrealized holding (losses) gains	$ (185)	$ (150)	$ 581
Tax (expense) benefit on cash flow hedging activities	(3,433)	223	(930)
Tax benefit on foreign currency translation amounts	2,059	0	0
Tax benefit (expense) on changes in unrecognized pension amounts	2,559	(3,518)	6,085
Tax expense on cash flow hedging activities	4,332	2,269	817
Tax benefit on amortization of unrecognized pension and postretirement amounts reclassified to the consolidated statements of operations	(780)	(2,005)	(2,729)
Tax benefit on settlement of U.S. defined benefit plan	0	(24,966)	0
Total tax effect on other comprehensive earnings (loss)	$ 4,552	$ (28,147)	$ 3,824

No definition available.

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Amount of tax expense (benefit) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.

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Amount of tax expense (benefit) for increase (decrease) to other comprehensive income from settlement and curtailment gain (loss) of defined benefit plan.

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Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount of tax expense (benefit) for reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount of tax (expense) benefit for reclassification adjustment from accumulated other comprehensive (income) loss of defined benefit plan.

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Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity.

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Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

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