Earnings per Share (Tables)

6 Months Ended

Nov. 27, 2011

Earnings Per Share (Details) [Abstract]

Schedule of Earnings Per Share [Table Text Block]

		Quarter Ended				Six-Month Period Ended
In Millions, Except per Share Data		Nov. 27, 2011		Nov. 28, 2010		Nov. 27, 2011		Nov. 28, 2010
Net earnings attributable to General Mills	$	444.8	$	613.9	$	850.4	$	1,086.0
Average number of common shares - basic EPS		646.3		642.1		647.1		644.7
Incremental share effect from: (a)
Stock options		14.8		17.1		14.6		17.4
Restricted stock, restricted stock units, and other		4.7		5.3		4.6		5.4
Average number of common shares - diluted EPS		665.8		664.5		666.3		667.5
Earnings per share - basic	$	0.69	$	0.96	$	1.31	$	1.68
Earnings per share - diluted	$	0.67	$	0.92	$	1.28	$	1.63

Stock options and restricted units not dilutive [Table Text Block]

	Quarter Ended		Six-Month Period Ended
In Millions	Nov. 27, 2011	Nov. 28, 2010	Nov. 27, 2011	Nov. 28, 2010
Anti-dilutive stock options and restricted stock units	6.0	5.2	6.7	5.1