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Revenues - Change in Contract Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2025	Sep. 29, 2024	Sep. 28, 2025	Sep. 29, 2024
Changes in contract liabilities, deferred gift card revenue
Balance, beginning of period	$ 3,301	$ 3,022	$ 5,385	$ 5,224
Gift card sales	1,455	1,271	6,305	5,518
Gift card redemptions	(2,073)	(1,915)	(8,422)	(7,766)
Gift card breakage	(260)	(237)	(980)	(1,000)
Gift card liabilities assumed through acquisitions	0	0	135	165
Balance, end of period	2,423	2,141	2,423	2,141
Changes in contract liabilities, deferred franchise fee revenue
Balance, beginning of period	1,489	1,893	1,929	2,061
Cash received	20	32	95	439
Franchise revenues recognized	(53)	(57)	(170)	(219)
Business combinations - franchise revenues recognized	0	0	(398)	(413)
Balance, end of period	$ 1,456	$ 1,868	$ 1,456	$ 1,868

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- Definition

Change In Contract with Customer, Liability, Franchise Fee Revenue

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- Definition

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- Definition

Contract with Customer, Liability, Franchise Fee Revenue

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- Definition

Contract with Customer, Liability, Cash Received

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- Definition

Contract with Customer, Liability, Franchise Revenue

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- Definition

Contract With Customer, Liability, Franchise Fee Revenue, Revenue Recognized, Business Combination

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- Definition

Contract with Customer, Liability, Gift Card Revenue

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No definition available.

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- Definition

Contract with Customer, Liability, Gift Card Revenue, Cash Received

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- Definition

Contract with Customer, Liability, Gift Card Revenue, Cumulative Catch-up Adjustment to Revenue, Modification of Contract

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No definition available.

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- Definition

Contract With Customer, Liability, Gift Card Revenue, Liabilities Assumed Through Acquisition

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No definition available.

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- Definition

Contract with Customer, Liability, Gift Card Revenue, Revenue Recognized

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