Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Aug. 27, 2023	Aug. 28, 2022
Cash flows from operating activities:
Net income (loss)	$ 319.9	$ (77.5)
Adjustments to reconcile net income (loss) to net cash flows from operating activities:
Depreciation and amortization	96.6	93.0
Asset impairment charges	15.2	412.8
Equity method investment earnings in excess of distributions	(6.7)	(27.8)
Stock-settled share-based payments expense (benefit)	(2.7)	23.0
Contributions to pension plans	(3.1)	(3.0)
Pension expense (benefit)	2.8	(3.5)
Other items	10.4	(2.4)
Change in operating assets and liabilities:
Receivables	(11.1)	78.7
Inventories	(161.8)	(289.7)
Deferred income taxes and income taxes payable, net	90.6	3.8
Prepaid expenses and other current assets	(35.6)	(17.4)
Accounts and other payables	81.4	39.4
Accrued payroll	(49.0)	(46.4)
Other accrued liabilities	96.6	80.7
Net cash flows from operating activities	443.5	263.7
Cash flows from investing activities:
Additions to property, plant and equipment	(143.6)	(125.4)
Sale of property, plant and equipment	0.2	2.0
Purchase of marketable securities	(0.7)	(0.5)
Sale of marketable securities	0.7	0.5
Other items	5.0	0.0
Net cash flows from investing activities	(138.4)	(123.4)
Cash flows from financing activities:
Issuance of short-term borrowings, maturities greater than 90 days	43.5	0.0
Repayment of short-term borrowings, maturities greater than 90 days	(54.8)	0.0
Net issuance (repayment) of other short-term borrowings, maturities less than or equal to 90 days	(117.0)	69.1
Issuance of long-term debt	500.0	0.0
Repayment of long-term debt	(504.3)	(10.7)
Debt issuance costs	(2.8)	(4.0)
Repurchase of Conagra Brands, Inc. common shares	0.0	(50.0)
Cash dividends paid	(157.4)	(150.0)
Exercise of stock options and issuance of other stock awards, including tax withholdings	(13.7)	(8.3)
Other items	(0.6)	(0.5)
Net cash flows from financing activities	(307.1)	(154.4)
Effect of exchange rate changes on cash and cash equivalents	1.4	(1.8)
Net change in cash and cash equivalents	(0.6)	(15.9)
Cash and cash equivalents at beginning of period	93.9	83.3
Cash and cash equivalents at end of period	$ 93.3	$ 67.4