Supplemental Cash Flow Data (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2018
Cash Paid For:
Interest Paid, Excluding Capitalized Interest, Operating Activities		$ 497	$ 455	$ 442
Income taxes		283	279	346
Significant Non-Cash Investing and Financing Activities:
Capital lease obligations incurred		14	4	8
Capital lease and other debt obligations transferred through refranchising		(1)	(24)	(35)
Cash and Cash Equivalents, at Carrying Value		605	292	1,522
Restricted Cash and Cash Equivalents, Current		138	151
Cash, Cash Equivalents and Restricted Cash as presented in the Consolidated Statement of Cash Flows	[1]	768	474	1,599
Prepaid Expenses and Other Current Assets [Member]
Significant Non-Cash Investing and Financing Activities:
Restricted Cash and Cash Equivalents, Current	[2]	138	151	60
Other Assets [Member]
Significant Non-Cash Investing and Financing Activities:
Restricted Cash and Cash Equivalents, Noncurrent	[3]	$ 25	$ 31	$ 17
Advertising Cooperatives [Domain]
Restricted Cash					$ 58
Significant Non-Cash Investing and Financing Activities:
Cash and Cash Equivalents, at Carrying Value					$ 11

[1] Upon adoption of Topic 606 we reclassified cash of $11 million and restricted cash of $58 million, respectively, from Advertising cooperative assets, restricted to Cash and cash equivalents and Prepaid expenses and other current assets. These amounts are included in the Beginning of Year balance of Cash, Cash Equivalents, Restricted Cash and Restricted Cash equivalents in our Consolidated Statement of Cash Flows for the year ended December 31, 2018.

[2] Restricted cash within Prepaid expenses and other current assets reflects Taco Bell Securitization interest reserves (See Note 10) and the cash related to advertising cooperatives that we consolidate that can only be used to settle obligations of the respective cooperatives.

[3] Primarily trust accounts related to our self-insurance program.