Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 23, 2020	Feb. 24, 2019	Feb. 23, 2020	Feb. 24, 2019
Net income
Pre-Tax Amount	$ 273.6	$ 309.8	$ 782.0	$ 703.0
Tax (Expense) Benefit	(68.9)	(67.2)	(141.5)	(149.8)
Net income	204.7	242.6	640.5	553.2
Unrealized derivative adjustments
Pre-Tax Amount	(0.3)	(1.8)	(3.0)	46.2
Tax (Expense) Benefit	0.1	0.4	0.8	(11.6)
After-Tax Amount	(0.2)	(1.4)	(2.2)	34.6
Reclassification for derivative adjustments included in net income
Pre-Tax Amount	(0.9)	(0.9)	(2.5)	(1.1)
Tax (Expense) Benefit	0.2	0.3	0.6	0.3
After-Tax Amount	(0.7)	(0.6)	(1.9)	(0.8)
Unrealized currency translation gains (losses)
Pre-Tax Amount	3.7	7.4	(5.0)	(11.3)
Tax (Expense) Benefit	0.1	0.0	0.7	0.0
After-Tax Amount	3.8	7.4	(4.3)	(11.3)
Unrealized pension and post-employment benefit obligations
Pre-Tax Amount	77.6	0.0	62.8	(0.4)
Tax (Expense) Benefit	(19.4)	0.0	(15.7)	0.0
After-Tax Amount	58.2	0.0	47.1	(0.4)
Reclassification for derivative adjustments included in net income
Pre-Tax Amount	(2.8)	(0.1)	(4.2)	(0.5)
Tax (Expense) Benefit	0.6	0.0	1.0	0.1
After-Tax Amount	(2.2)	(0.1)	(3.2)	(0.4)
Comprehensive income
Pre-Tax Amount	350.9	314.4	830.1	735.9
Tax (Expense) Benefit	(87.3)	(66.5)	(154.1)	(161.0)
After-Tax Amount	263.6	247.9	676.0	574.9
Comprehensive income (loss) attributable to noncontrolling interests
Pre-Tax Amount	0.4	0.4	(0.7)	(1.4)
Tax (Expense) Benefit	(0.2)	(0.3)	(0.3)	(0.9)
After-Tax Amount	0.2	0.1	(1.0)	(2.3)
Comprehensive income attributable to Conagra Brands, Inc.
Pre-Tax Amount	350.5	314.0	830.8	737.3
Tax (Expense) Benefit	(87.1)	(66.2)	(153.8)	(160.1)
After-Tax Amount	$ 263.4	$ 247.8	$ 677.0	$ 577.2