Earnings Per Share (Details) (USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Earnings Per Share
Earnings from continuing operations	$ 976	$ 939	$ 1,778	$ 1,188
Earnings and gain from discontinued operations, net of income taxes				1,644
Net earnings	976	939	1,778	2,832	4,139
Noncontrolling interest		2	3	12
Net earnings attributable to Kraft Foods	$ 976	$ 937	$ 1,775	$ 2,820
Weighted-average shares for basic EPS	1,764	1,747	1,759	1,681
Plus incremental shares from assumed conversions of stock options and long-term incentive plan shares	7	5	7	5
Weighted-average shares for diluted EPS	1,771	1,752	1,766	1,686
Basic earnings per share attributable to Kraft Foods:
Continuing operations	$ 0.55	$ 0.54	$ 1.01	$ 0.70
Discontinued operations				$ 0.98
Net earnings attributable to Kraft Foods	$ 0.55	$ 0.54	$ 1.01	$ 1.68
Diluted earnings per share attributable to Kraft Foods:
Continuing operations	$ 0.55	$ 0.53	$ 1.01	$ 0.70
Discontinued operations				$ 0.97
Net earnings attributable to Kraft Foods	$ 0.55	$ 0.53	$ 1.01	$ 1.67
Antidilutive Kraft Foods stock options excluded from the calculation of diluted EPS	16.0	31.1	17.6	33.9