Segment Reporting Information by Total Assets (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 21, 2015		Dec. 27, 2014
Segment Reporting Information [Line Items]
Asset Impairment Charges	$ 65
Assets	69,625		70,509
FLNA
Segment Reporting Information [Line Items]
Assets	5,247		5,307
QFNA
Segment Reporting Information [Line Items]
Assets	932		982
LAF
Segment Reporting Information [Line Items]
Assets	4,661		4,760
PAB
Segment Reporting Information [Line Items]
Assets	30,560		30,188
Europe
Segment Reporting Information [Line Items]
Assets	13,232		13,902
AMEA
Segment Reporting Information [Line Items]
Assets	5,889		5,887
Total Division
Segment Reporting Information [Line Items]
Assets	60,521		61,026
Corporate
Segment Reporting Information [Line Items]
Assets	9,104	[1]	9,483	[1]
Assets, Total [Member]
Segment Reporting Information [Line Items]
Assets	$ 69,625		$ 70,509

[1] Corporate assets consist principally of certain cash and cash equivalents, short-term investments, derivative instruments, property, plant and equipment and pension and tax assets.