Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Nov. 27, 2011	Nov. 28, 2010
Cash flows from operating activities:
Net income	$ 260.3	$ 348.1
Income from discontinued operations, net of tax	0.1	3.6
Income from continuing operations	260.2	344.5
Adjustments to reconcile income from continuing operations to net cash flows from operating activities:
Depreciation and amortization	186.5	174.2
Asset impairment charges	7.4	0.4
Insurance recoveries recognized related to Garner accident		(1.8)
Receipts from insurance carriers related to Garner accident		10.9
Distributions from affiliates less than current earnings	(11.2)	(2.7)
Share-based payments expense	24.4	22.7
Proceeds from settlement of interest rate swaps		31.5
Non-cash interest income on payment-in-kind notes		(37.3)
Contributions to pension plans	(71.5)	(112.0)
Other items (including noncurrent deferred income taxes)	15.3	58.8
Change in operating assets and liabilities excluding effects of business acquisitions and dispositions:
Accounts receivable	(115.1)	(48.0)
Inventory	(228.9)	(353.2)
Prepaid expenses and other current assets	(23.2)	59.1
Accounts payable	347.4	207.5
Accrued payroll	11.3	(139.7)
Other accrued liabilities	84.9	99.3
Net cash flows from operating activities - continuing operations	487.5	314.2
Net cash flows from operating activities - discontinued operations	2.4	4.9
Net cash flows from operating activities	489.9	319.1
Cash flows from investing activities:
Additions to property, plant and equipment	(160.5)	(211.0)
Sale of property, plant and equipment	5.7	13.1
Receipts from insurance carriers related to Garner accident		1.5
Purchase of businesses and intangible assets	(57.5)	(136.0)
Net cash flows from investing activities - continuing operations	(212.3)	(332.4)
Net cash flows from investing activities - discontinued operations		245.5
Net cash flows from investing activities	(212.3)	(86.9)
Cash flows from financing activities:
Repayment of long-term debt	(348.1)	(289.3)
Repurchase of ConAgra Foods, Inc. common shares	(84.0)	(200.0)
Cash dividends paid	(189.7)	(176.4)
Exercise of stock options and issuance of other stock awards	88.8	21.6
Other items		(0.2)
Net cash flows from financing activities - continuing operations	(533.0)	(644.3)
Net cash flows from financing activities - discontinued operations		(0.1)
Net cash flows from financing activities	(533.0)	(644.4)
Effect of exchange rate changes on cash and cash equivalents	(10.5)	4.2
Net change in cash and cash equivalents	(265.9)	(408.0)
Cash and cash equivalents at beginning of period	972.4	953.2
Cash and cash equivalents at end of period	$ 706.5	$ 545.2