Consolidated Statements of Income - USD ($) $ in Millions	1 Months Ended	11 Months Ended	12 Months Ended
	Jun. 07, 2013	Dec. 29, 2013	Jan. 03, 2016	Dec. 28, 2014	Apr. 28, 2013
Successor
Net sales		$ 6,240	$ 18,338	$ 10,922
Cost of products sold		4,908	12,577	7,645
Gross profit		1,332	5,761	3,277
Selling, general and administrative expenses		1,340	3,122	1,709
Operating income/(loss)		(8)	2,639	1,568
Interest expense		409	1,321	686
Other expense, net		(119)	305	79
Income/(loss) from continuing operations before income taxes		(298)	1,013	803
Provision for/(benefit from) income taxes		(232)	366	131
Net income/(loss) from continuing operations		(66)	647	672
Loss from discontinued operations, net of tax		(6)	0	0
Net income/(loss)		(72)	647	672
Net income attributable to noncontrolling interest		5	13	15
Net income/(loss) attributable to Kraft Heinz		(77)	634	657
Preferred dividends		360	900	720
Accretion of Series A Preferred Stock to redemption value		687	0	0
Net (loss)/income attributable to common shareholders		$ (1,124)	$ (266)	$ (63)
Earnings Per Share [Abstract]
Basic (loss)/income from continuing operations per common share (in dollars per share)		$ (2.97)	$ (0.34)	$ (0.17)
Basic (loss)/income from discontinued operations per common share (in dollars per share)		(0.01)	0.00	0.00
Basic (loss)/income per share (in dollars per share)		(2.98)	(0.34)	(0.17)
Diluted (loss)/income from continuing operations per common share (in dollars per share)		(2.97)	(0.34)	(0.17)
Diluted (loss)/income from discontinued operations per common share (in dollars per share)		(0.01)	0.00	0.00
Diluted (loss)/income per share (in dollars per share)		(2.98)	(0.34)	(0.17)
Dividends declared (in dollars per share)		$ 0	$ 1.7	$ 0
Predecessor
Net sales	$ 1,113				$ 11,529
Cost of products sold	793				7,958
Gross profit	320				3,571
Selling, general and administrative expenses	292				1,909
Operating income/(loss)	28				1,662
Interest expense	35				284
Other expense, net	123				34
Income/(loss) from continuing operations before income taxes	(130)				1,344
Provision for/(benefit from) income taxes	61				242
Net income/(loss) from continuing operations	(191)				1,102
Loss from discontinued operations, net of tax	(1)				(75)
Net income/(loss)	(192)				1,027
Net income attributable to noncontrolling interest	3				14
Net income/(loss) attributable to Kraft Heinz	(195)				1,013
Preferred dividends	0				0
Accretion of Series A Preferred Stock to redemption value	0				0
Net (loss)/income attributable to common shareholders	$ (195)				$ 1,013
Earnings Per Share [Abstract]
Basic (loss)/income from continuing operations per common share (in dollars per share)	$ (0.60)				$ 3.39
Basic (loss)/income from discontinued operations per common share (in dollars per share)	(0.01)				(0.23)
Basic (loss)/income per share (in dollars per share)	(0.61)				3.16
Diluted (loss)/income from continuing operations per common share (in dollars per share)	(0.60)				3.37
Diluted (loss)/income from discontinued operations per common share (in dollars per share)	(0.01)				(0.23)
Diluted (loss)/income per share (in dollars per share)	(0.61)				3.14
Dividends declared (in dollars per share)	$ 0				$ 2.06