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Operating (Gains), Losses and Other Charges, Net - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 26, 2025 USD ($) position parcel	Mar. 27, 2024 USD ($)	Dec. 25, 2024 USD ($) parcel
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	$ 210		$ 381
Impairment charges	3,216	$ 95
Property impairment	400
Operating lease right-of-use asset impairment	$ 800
Employee Severance \| Relocation Of Support Functions
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of positions eliminated \| position	40
Severance and other restructuring charges	$ 1,600		300
Franchise agreements
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of franchisee rights	2,000
Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale	$ 200		$ 400
Number of real estate properties \| parcel	1		2