Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Nov. 25, 2018	Nov. 26, 2017	Nov. 25, 2018	Nov. 26, 2017
Net income
Pre-Tax Amount	$ 157.6	$ 334.0	$ 393.2	$ 607.4
Tax (Expense) Benefit	(25.2)	(109.5)	(82.6)	(229.6)
Net income	132.4	224.5	310.6	377.8
Unrealized derivative adjustments
Pre-Tax Amount	105.9	1.0	48.0	1.0
Tax (Expense) Benefit	(26.5)	(0.4)	(12.0)	(0.4)
After-Tax Amount	79.4	0.6	36.0	0.6
Reclassification for derivative adjustments included in net income
Pre-Tax Amount	(0.2)	0.1	(0.2)	0.1
Tax (Expense) Benefit	0.0	0.0	0.0	0.0
After-Tax Amount	(0.2)	0.1	(0.2)	0.1
Unrealized gains on available-for-sale securities
Pre-Tax Amount	0.0	0.4	0.0	0.7
Tax (Expense) Benefit	0.0	(0.2)	0.0	(0.3)
After-Tax Amount	0.0	0.2	0.0	0.4
Unrealized currency translation gains (losses)
Pre-Tax Amount	(15.7)	(12.7)	(18.7)	19.9
Tax (Expense) Benefit	0.0	0.1	0.0	0.0
After-Tax Amount	(15.7)	(12.6)	(18.7)	19.9
Unrealized pension and post-employment benefit obligations
Pre-Tax Amount	0.0	43.4	(0.4)	43.5
Tax (Expense) Benefit	0.0	(16.6)	0.0	(16.6)
After-Tax Amount	0.0	26.8	(0.4)	26.9
Reclassification for pension and post-employment benefit obligations included in net income
Pre-Tax Amount	(0.2)	(0.2)	(0.4)	(0.3)
Tax (Expense) Benefit	0.0	0.1	0.1	0.1
After-Tax Amount	(0.2)	(0.1)	(0.3)	(0.2)
Comprehensive income
Pre-Tax Amount	247.4	366.0	421.5	672.3
Tax (Expense) Benefit	(51.7)	(126.5)	(94.5)	(246.8)
After-Tax Amount	195.7	239.5	327.0	425.5
Comprehensive income (loss) attributable to noncontrolling interests
Pre-Tax Amount	0.3	0.4	(1.8)	2.4
Tax (Expense) Benefit	(0.4)	(0.4)	(0.6)	(0.6)
After-Tax Amount	(0.1)	0.0	(2.4)	1.8
Comprehensive income attributable to Conagra Brands, Inc.
Pre-Tax Amount	247.1	365.6	423.3	669.9
Tax (Expense) Benefit	(51.3)	(126.1)	(93.9)	(246.2)
After-Tax Amount	$ 195.8	$ 239.5	$ 329.4	$ 423.7