Supplemental Cash Flow Data (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Cash Paid For:
Interest Paid, Excluding Capitalized Interest, Operating Activities	[1]	$ 474	$ 480	$ 497
Income taxes		308	328	283
Noncash or Part Noncash Divestiture, Amount of Consideration Received	[2]	0	31	6
Cash and Cash Equivalents, at Carrying Value		486	730	605
Restricted Cash and Cash Equivalents, Current		250	258
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents		771	1,024	768	$ 474
Subsidiary Senior Unsecured Notes [Member] | Unsecured Debt [Member]
Cash Paid For:
Payment for Debt Extinguishment or Debt Prepayment Cost		28	28
Prepaid Expenses and Other Current Assets [Member]
Cash Paid For:
Restricted Cash and Cash Equivalents, Current	[3]	250	258	138
Other Assets [Member]
Cash Paid For:
Restricted Cash and Cash Equivalents, Noncurrent	[4]	$ 35	$ 36	$ 25

[1] Amounts exclude payments of $28 million in both 2021 and 2020 classified as Interest expense in our Consolidated Statements of Income which are included in Repayments of long-term debt within financing activities in our Consolidated Statements of Cash Flows (see Note 11).

[2] In 2020 we received as refranchising consideration a minority interest in an entity (Devyani) that operates KFC and Pizza Hut franchised units in India (see Note 5) and in 2019 we received as refranchising consideration a minority interest in an entity that owns our KFC and Pizza Hut master franchisee rights in Brazil.

[3] Restricted cash within Prepaid expenses and other current assets reflects the cash related to advertising cooperatives which we consolidate that can only be used to settle obligations of the respective cooperatives and cash held in reserve for Taco Bell Securitization interest payments (see Note 11).

[4] Primarily trust accounts related to our self-insurance programs.