Intangible Assets (Schedule of Finite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, gross	$ 2,952	$ 3,201
Finite-Lived Intangible Assets, Accumulated Amortization	1,675	1,663
Amortizable intangible assets, net	1,277	1,538
Amortization of intangible assets	78	91	$ 90
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, gross	571	623
Finite-Lived Intangible Assets, Accumulated Amortization	237	227
Amortizable intangible assets, net	$ 334	396
Customer Relationships [Member] | Minimum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Customer Relationships [Member] | Maximum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	24 years
Acquired Franchise Rights
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, gross	$ 837	976
Finite-Lived Intangible Assets, Accumulated Amortization	200	187
Amortizable intangible assets, net	$ 637	789
Acquired Franchise Rights | Minimum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	56 years
Acquired Franchise Rights | Maximum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	60 years
Brands [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, gross	$ 1,097	1,151
Finite-Lived Intangible Assets, Accumulated Amortization	973	989
Amortizable intangible assets, net	$ 124	162
Brands [Member] | Minimum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	20 years
Brands [Member] | Maximum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	40 years
Other Identifiable Intangibles
Finite-Lived Intangible Assets [Line Items]
Amortizable intangible assets, gross	$ 447	451
Finite-Lived Intangible Assets, Accumulated Amortization	265	260
Amortizable intangible assets, net	$ 182	$ 191
Other Identifiable Intangibles | Minimum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Other Identifiable Intangibles | Maximum
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	24 years