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ACQUISITIONS - Pro Forma Information (Details) - Pinnacle Foods Inc. (Pinnacle) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 24, 2019 | Feb. 25, 2018 | Feb. 24, 2019 | Feb. 25, 2018
Business Acquisition [Line Items] |  |  |  |
Pro forma net sales | $ 2,707.1 | $ 2,757.8 | $ 8,174.9 | $ 8,291.8
Pro forma net income from continuing operations attributable to Conagra Brands, Inc. | $ 263.1 | $ 703.0 | $ 675.4 | $ 996.3

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