BUSINESS SEGMENTS AND RELATED INFORMATION (Narrative) (Details) (USD $)	12 Months Ended
	May 25, 2014 Segment employee	May 26, 2013	May 27, 2012
Segment Reporting Information [Line Items]
Number of reportable segments	3
Cumulative net derivative gains from economic hedges recognized in corporate	$ 26,900,000
Net derivative gains recognized in general corporate expenses	25,700,000
Derivative gain and loss to be reclassified to segment operating results thereafter	1,200,000
Number of employees	32,800
Expect to reclassify gains in 2015	26,500,000
Expect to reclassify gains in 2016 and after	400,000
Percentage of consolidated net sales in consumer food segment accounted by Wal-Mart Stores, Inc. and its affiliates	17.00%	17.00%	17.00%
Percentage of consolidated net receivables in commercial foods accounted by Wal-Mart Stores, Inc. and its affiliates	14.00%	15.00%
Percentage of employees in party to collective bargaining agreements	41.00%
Percentage of employees in party to collective bargaining agreements schedule to expire in next year	16.00%
Foreign net sales, including sales by domestic segments to customers	$ 2,200,000,000	$ 1,900,000,000	$ 1,600,000,000