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Note 19 - Business Segments and Related Information - Segment Reporting Information by Segment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
May 28, 2023 | May 29, 2022 | May 30, 2021
Net sales | $ 12,277.0 | $ 11,535.9 | $ 11,184.7
Operating profit | 1,464.2 | 1,587.6 | 2,141.0
Equity method investment earnings | 212.0 | 145.3 | 84.4
General corporate expenses | 388.9 | 241.6 | 364.8
Pension and postretirement non-service income | (24.2) | (67.3) | (54.5)
Interest expense, net | (409.6) | (379.9) | (420.4)
Income tax expense | 218.7 | 290.5 | 193.8
Net income | 683.2 | 888.2 | 1,300.9
Less: Net income attributable to noncontrolling interests | (0.4) | 0.0 | 2.1
Net income attributable to Conagra Brands, Inc. | 683.6 | 888.2 | 1,298.8
Grocery And Snacks [Member] |  |  |
Net sales | 4,981.9 | 4,697.4 | 4,624.7
Operating profit | 1,002.8 | 859.5 | 1,092.7
Refrigerated And Frozen [Member] |  |  |
Net sales | 5,156.2 | 4,859.3 | 4,774.6
Operating profit | 255.0 | 561.1 | 836.5
International [Member] |  |  |
Net sales | 1,002.5 | 970.8 | 938.6
Operating profit | 121.4 | 106.7 | 131.8
Foodservice [Member] |  |  |
Net sales | 1,136.4 | 1,008.4 | 846.8
Operating profit | 85.0 | 60.3 | 80.0
Frozen [Member] |  |  |
Net sales | 4,288.1 | 4,091.1 | 3,948.0
Other Shelf-stable [Member] |  |  |
Net sales | 2,851.9 | 2,729.5 | 2,830.2
Refrigerated [Member] |  |  |
Net sales | 868.1 | 768.2 | 826.6
Snacks [Member] |  |  |
Net sales | 2,130.0 | 1,967.9 | 1,794.5
International [Member] |  |  |
Net sales | 1,002.5 | 970.8 | 938.6
Foodservice [Member] |  |  |
Net sales | $ 1,136.4 | $ 1,008.4 | $ 846.8

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