Consolidated Statement of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Consolidated Statement of Income
Net sales	$ 3,720	$ 3,312	$ 10,634	$ 10,183
Cost of goods sold	2,278	1,962	6,407	5,969
Selling, general and administrative expense	963	886	2,728	2,635
Operating profit	479	464	1,499	1,579
Interest expense	73	58	195	178
Other income (expense), net	11	(9)	31	(10)
Income before income taxes	417	397	1,335	1,391
Income taxes	120	107	379	394
Earnings (loss) from joint ventures	(1)	0	(1)	0
Net income	296	290	955	997
Net income (loss) attributable to noncontrolling interests	0	0	0	(2)
Net income attributable to Kellogg Company	$ 296	$ 290	$ 955	$ 999
Per share amounts:
Basic	$ 0.83	$ 0.81	$ 2.67	$ 2.75
Diluted	$ 0.82	$ 0.80	$ 2.66	$ 2.73
Dividends per share	$ 0.440	$ 0.430	$ 1.300	$ 1.240
Average shares outstanding:
Basic	358	360	357	363
Diluted	359	363	359	365
Actual shares outstanding at period end	358	359	358	359