Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Business and Summary of Significant Accounting Policies - Goodwill and Intangibles (Details) - USD ($)	12 Months Ended
	Dec. 28, 2021	Dec. 29, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Goodwill impairment charges	$ 0	$ 0	$ 0
Franchise rights \| Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average remaining contractual term (in years)	4 years
Franchise rights \| Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average remaining contractual term (in years)	11 years