Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	May 29, 2016	May 31, 2015	May 25, 2014
Cash flows from operating activities:
Net income (loss)	$ (665.9)	$ (240.8)	$ 315.1
Income (loss) from discontinued operations, net of tax	(1,161.9)	(1,001.1)	(310.1)
Income from continuing operations	496.0	760.3	625.2
Adjustments to reconcile income from continuing operations to net cash flows from operating activities:
Depreciation and amortization	373.9	380.4	354.6
Asset impairment charges	62.6	36.0	118.9
Lease cancellation expense	55.6	0.0	0.0
(Gain) loss on extinguishment of debt	23.9	24.6	(4.0)
Loss on sale of fixed assets	2.3	7.5	1.2
Earnings of affiliates less than (in excess of) distributions	(59.5)	(30.8)	13.6
Stock-settled share-based payments expense	45.1	35.8	44.8
Contributions to pension plans	(11.5)	(12.7)	(18.3)
Pension expense (benefits)	374.4	(0.8)	(0.9)
Other items	42.9	11.4	(19.5)
Change in operating assets and liabilities excluding effects of business acquisitions and dispositions:
Receivables	(171.9)	77.3	50.4
Inventories	55.4	(112.1)	7.3
Deferred income taxes and income taxes payable, net	(290.6)	47.1	75.2
Prepaid expenses and other current assets	14.3	(11.4)	0.5
Accounts payable	(111.0)	(11.6)	(3.2)
Accrued payroll	88.8	70.8	(93.8)
Other accrued liabilities	54.6	(56.4)	(31.8)
Net cash flows from operating activities - continuing operations	1,045.3	1,215.4	1,120.2
Net cash flows from operating activities - discontinued operations	162.1	265.2	448.4
Net cash flows from operating activities	1,207.4	1,480.6	1,568.6
Cash flows from investing activities:
Additions to property, plant and equipment	(429.8)	(351.2)	(461.1)
Sale of property, plant and equipment	42.4	18.3	40.0
Purchase of businesses, net of cash acquired	0.0	(95.7)	(39.9)
Purchase of intangible assets	(10.4)	0.0	0.0
Return of investment in equity method investee	0.0	391.4	0.0
Other items	0.3	0.0	0.0
Net cash flows from investing activities - continuing operations	(397.5)	(37.2)	(461.0)
Net cash flows from investing activities - discontinued operations	2,524.9	(4.4)	(70.5)
Net cash flows from investing activities	2,127.4	(41.6)	(531.5)
Cash flows from financing activities:
Net short-term borrowings	30.9	(150.0)	(43.2)
Issuance of long-term debt	30.0	550.0	0.0
Repayment of long-term debt	(2,525.0)	(1,493.5)	(569.1)
Repurchase of ConAgra Foods, Inc. common shares	0.0	(50.0)	(100.0)
Sale of ConAgra Foods, Inc. common shares	8.6	0.0	0.0
Cash dividends paid	(432.5)	(425.2)	(420.9)
Exercise of stock options and issuance of other stock awards	260.2	153.8	103.7
Other items	(8.4)	(13.6)	(4.5)
Net cash flows from financing activities - continuing operations	(2,636.2)	(1,428.5)	(1,034.0)
Net cash flows from financing activities - discontinued operations	(45.2)	(1.7)	(0.1)
Net cash flows from financing activities	(2,681.4)	(1,430.2)	(1,034.1)
Effect of exchange rate changes on cash and cash equivalents	(2.0)	(8.8)	(3.8)
Net change in cash and cash equivalents	651.4	0.0	(0.8)
Add: Cash balance included in assets held for sale at beginning of period	18.4	64.9	58.4
Less: Cash balance included in assets held for sale at end of period	0.0	18.4	64.9
Cash and cash equivalents at beginning of year	164.7	118.2	125.5
Cash and cash equivalents at end of year	$ 834.5	$ 164.7	$ 118.2