Condensed Consolidated Statements of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Feb. 23, 2014	Feb. 24, 2013	Feb. 23, 2014	Feb. 24, 2013
Net sales	$ 4,389.7	$ 3,833.8	$ 13,267.1	$ 10,863.3
Costs and expenses:
Cost of goods sold	3,414.5	2,962.9	10,450.1	8,262.2
Selling, general and administrative expenses	550.2	611.7	1,681.4	1,556.0
Interest expense, net	95.0	70.6	286.0	173.3
Income from continuing operations before income taxes and equity method investment earnings	330.0	188.6	849.6	871.8
Income tax expense	90.3	77.7	240.9	311.2
Equity method investment earnings	11.2	12.0	20.6	32.4
Income from continuing operations	250.9	122.9	629.3	593.0
Income (loss) from discontinued operations, net of tax	(14.0)	0.5	7.2	(0.9)
Net income	236.9	123.4	636.5	592.1
Less: Net income attributable to noncontrolling interests	2.6	3.4	9.2	10.4
Net income attributable to ConAgra Foods, Inc.	$ 234.3	$ 120.0	$ 627.3	$ 581.7
Earnings per share - basic
Income from continuing operations attributable to ConAgra Foods, Inc. common stockholders	$ 0.59	$ 0.29	$ 1.47	$ 1.42
Income (loss) from discontinued operations attributable to ConAgra Foods, Inc. common stockholders	$ (0.03)	$ 0.00	$ 0.02	$ 0.00
Net income attributable to ConAgra Foods, Inc. common stockholders	$ 0.56	$ 0.29	$ 1.49	$ 1.42
Earnings per share - diluted
Income from continuing operations attributable to ConAgra Foods, Inc. common stockholders	$ 0.58	$ 0.28	$ 1.45	$ 1.40
Income (loss) from discontinued operations attributable to ConAgra Foods, Inc. common stockholders	$ (0.03)	$ 0.01	$ 0.01	$ 0.00
Net income attributable to ConAgra Foods, Inc. common stockholders	$ 0.55	$ 0.29	$ 1.46	$ 1.40
Cash dividends declared per common share	$ 0.25	$ 0.25	$ 0.75	$ 0.74