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Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2023	Dec. 28, 2022	Dec. 29, 2021
Statement of Comprehensive Income [Abstract]
Minimum pension liability adjustment, tax	$ (151)	$ 113	$ 35
Changes in the fair value of cash flow derivatives, tax	1,927	3,214	1,386
Reclassification of cash flow derivatives to interest expense, tax	(1,247)	309	1,179
Amortization of unrealized losses related to dedesignated derivatives to interest expense, tax	$ 87	$ 7	$ 42

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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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-Topic 220
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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, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income of defined benefit plan.

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