Shareholders' Deficit - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2024	Mar. 29, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance as of beginning of period	$ (62,686)	$ (37,116)
Income tax expense related to items of other comprehensive income (loss)	(2,084)
Balance as of end of period	(55,744)	(45,002)
Defined Benefit Plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance as of beginning of period	(337)
Income tax expense related to items of other comprehensive income (loss)	(6)
Balance as of end of period	(327)
Amortization of net loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Reclassification	16
Derivatives
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance as of beginning of period	(41,322)
Reclassification	(1,508)
Changes in the fair value of cash flow hedges	9,598
Income tax expense related to items of other comprehensive income (loss)	(2,078)
Balance as of end of period	(35,168)
Amortization of unrealized losses related to interest rate swaps to interest expense, net
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Reclassification	142
Accumulated Other Comprehensive Loss, Net
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance as of beginning of period	(41,659)	(42,697)
Balance as of end of period	$ (35,495)	$ (42,340)