Supplemental Cash Flow Data (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2018		Dec. 31, 2017		Dec. 31, 2016		Jan. 01, 2018	Dec. 31, 2015
Significant Non-Cash Investing and Financing Activities:
Cash and Cash Equivalents, at Carrying Value		$ 292
Continuing Operations [Member]
Cash Paid For:
Interest		455		$ 442		$ 297
Income taxes		279		346		314	[1]
Significant Non-Cash Investing and Financing Activities:
Capital lease obligations incurred		4		8		10
Capital lease and other debt obligations transferred through refranchising		(24)		(35)		(1)
Cash and Cash Equivalents, at Carrying Value		292		1,522		725
Cash, Cash Equivalents and Restricted Cash as presented in the Consolidated Statement of Cash Flows		474	[2]	1,599	[2]	831	[2]	$ 1,668	$ 365
Prepaid Expenses and Other Current Assets [Member] | Continuing Operations [Member]
Significant Non-Cash Investing and Financing Activities:
Restricted Cash and Cash Equivalents, Current	[1]	151	[3]	60	[3]	55
Other Assets [Member] | Continuing Operations [Member]
Significant Non-Cash Investing and Financing Activities:
Restricted Cash and Cash Equivalents, Noncurrent	[4]	$ 31		$ 17		$ 51
Advertising Cooperatives [Domain]
Restricted Cash								58
Significant Non-Cash Investing and Financing Activities:
Cash and Cash Equivalents, at Carrying Value								$ 11

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

[2] 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 Period 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.

[3] Increase from 2017 primarily due to the adoption of Topic 606 beginning with the year ended December 31, 2018. See Note 2.

[4] Primarily trust accounts related to our self-insurance program. 2016 also includes cash balances required, to the extent necessary, to meet statutory minimum net worth requirements for legal entities which enter into U.S. franchise agreements.