Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Statement of Comprehensive Income [Abstract]
Net (loss)/income	$ (120)	$ 174	$ (1)	$ 507
Other comprehensive income/(loss), net of tax:
Foreign currency translation adjustments	(1,023)	(714)	(1,456)	(419)
Net deferred gains on net investment hedges	195	269	421	109
Net postemployment benefit gains/(losses)	892	(25)	873	(53)
Reclassification of net postemployment benefit gains to net income	(11)	(1)	(4)	(3)
Net deferred gains/(losses) on cash flow hedges	45	23	(32)	(136)
Net deferred (gains)/losses on cash flow hedges reclassified to net income	(9)	4	129	0
Total other comprehensive income/(loss)	89	(444)	(69)	(502)
Total comprehensive (loss)/income	(31)	(270)	(70)	5
Comprehensive income/(loss) attributable to noncontrolling interest	(14)	(2)	(20)	12
Comprehensive loss attributable to Kraft Heinz	$ (17)	$ (268)	$ (50)	$ (7)