Earnings Per Common Share ("EPS") (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended			6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016		Jun. 30, 2017	Jun. 30, 2016
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent			$ 266			$ 492
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent			70			208
Net Income - YUM! Brands, Inc.		$ 206	$ 336		$ 486	$ 700
Weighted-average common shares outstanding (for basic calculation)		350.0	408.0		354.0	411.0
Effect of dilutive share-based employee compensation		8.0	7.0		7.0	7.0
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation)		358.0	415.0		361.0	418.0
Basic EPS		$ 0.59	$ 0.82		$ 1.37	$ 1.71
Diluted EPS		$ 0.58	$ 0.81		$ 1.34	$ 1.68
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation	[1]	2.7	6.0		2.3	6.9
Continuing Operations [Member]
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent		$ 206	$ 266		$ 486	$ 492
Basic EPS		$ 0.59	$ 0.65		$ 1.37	$ 1.20
Diluted EPS		$ 0.58	$ 0.64		$ 1.34	$ 1.18
Discontinued Operations [Member]
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent		$ 0	$ 70	[2]	$ 0	$ 208	[3]
Basic EPS			$ 0.17			$ 0.51
Diluted EPS			$ 0.17			$ 0.50

[1] These unexercised employee stock options and stock appreciation rights were not included in the computation of diluted EPS because to do so would have been antidilutive for the periods presented.

[2] Includes historical Yum China financial results from March 1, 2016 to May 31, 2016.

[3] Includes historical Yum China financial results from January 1, 2016 to May 31, 2016, plus an additional month of expense associated with the license fee paid to YUM to conform to the new YUM reporting calendar.