Earnings Per Share (Tables)

6 Months Ended

Nov. 27, 2011

Earnings Per Share [Abstract]

Schedule of reconciliation of income and average share amounts to compute basic and diluted earnings per share

	Thirteen weeks ended				Twenty-six weeks ended
	November 27, 2011		November 28, 2010		November 27, 2011		November 28, 2010
Net income available to ConAgra Foods, Inc. common stockholders:
Income from continuing operations attributable to ConAgra Foods, Inc. common stockholders	$	171.8	$	200.3	$	257.0	$	343.7
Income from discontinued operations, net of tax, attributable to ConAgra Foods, Inc. common stockholders		—		0.6		0.1		3.6
Net income attributable to ConAgra Foods, Inc. common stockholders	$	171.8	$	200.9	$	257.1	$	347.3
Less: Increase in redemption value of noncontrolling interests in excess of earnings allocated		0.7		0.9		1.0		2.3
Net income available to ConAgra Foods, Inc. common stockholders	$	171.1	$	200.0	$	256.1	$	345.0
Weighted average shares outstanding:
Basic weighted average shares outstanding		413.6		437.8		413.0		439.7
Add: Dilutive effect of stock options, restricted stock awards, and other dilutive securities		5.0		3.8		5.4		4.1
Diluted weighted average shares outstanding		418.6		441.6		418.4		443.8