Earnings Per Common Share ("EPS") (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 07, 2013		Sep. 08, 2012		Sep. 07, 2013		Sep. 08, 2012
Earnings Per Share [Abstract]
Net Income - YUM! Brands, Inc.	$ 152		$ 471		$ 770		$ 1,260
Weighted-average common shares outstanding (for basic calculation)	451		460		453		463
Effect of dilutive share-based employee compensation	10		12		10		13
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation)	461		472		463		476
Basic EPS	$ 0.34		$ 1.02		$ 1.70		$ 2.72
Diluted EPS	$ 0.33		$ 1.00		$ 1.66		$ 2.65
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation	4.7	[1]	3.5	[1]	5.5	[1]	3.0	[1]

[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.