Consolidated Statements of Total Equity and Redeemable Interest (Unaudited) - USD ($) shares in Millions, $ in Millions | Total | Redeemable Interest [Member] | Issued Common Stock [Member] | Additional Paid-In Capital [Member] | Retained Earnings [Member] | Common stock in treasury [Member] | Accumulated Other Comprehensive Loss [Member] | Noncontrolling Interests [Member] |
Beginning balance, treasury stock shares at May. 30, 2021 | | | | | | (146.9) | | |
Stockholders' Equity, Number of Shares | | | | | | | | |
Shares purchased, shares | | | | | | (8.8) | | |
Stock compensation plans, shares | | | | | | 3.3 | | |
Ending balance, common stock shares at Feb. 27, 2022 | | | 754.6 | | | | | |
Ending balance, treasury stock shares at Feb. 27, 2022 | | | | | | (152.4) | | |
Beginning balance, equity at May. 30, 2021 | $ 9,773.2 | | | $ 1,365.5 | $ 17,069.8 | $ (6,611.2) | $ (2,429.2) | $ 302.8 |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract] | | | | | | | | |
Shares purchased, value | | | | | | (550.5) | | |
Stock compensation plans, value | | | | 15.5 | | 146.4 | | |
Unearned compensation related to stock unit awards | | | | (91.3) | | | | |
Earned compensation | | | | 85.4 | | | | |
Decrease in redemption value of redeemable interest | | $ (14.1) | | 14.1 | | | | |
Net earnings attributable to General Mills | 1,884.5 | | | | 1,884.5 | | | |
Comprehensive (loss) income | | | | | | | 306.5 | (17.8) |
Cash dividends declared | | | | | (1,241.2) | | | |
Distributions to noncontrolling interest holders | | | | | | | | (110.8) |
Reclassification of Redeemable Interest | | | | | | | | 561.6 |
Reversal of Cumulative Redeemable Interest Value Adjustments | | | | (207.4) | | | | 207.4 |
Acquisition of noncontrolling interest | | | | (19.5) | | | | |
Divestiture | | | | | | | | (680.4) |
Ending balance, equity at Feb. 27, 2022 | 10,075.7 | | $ 75.5 | 1,162.3 | 17,713.1 | $ (7,015.3) | (2,122.7) | 262.8 |
Beginning balance, equity attributable to redeemable noncontrolling interest at May. 30, 2021 | | 604.9 | | | | | | |
Redeemable Interest | | | | | | | | |
Comprehensive loss | | (29.2) | | | | | | |
Reclassification to noncontrolling interest | | (561.6) | | | | | | |
Decrease in redemption value of redeemable interest | | (14.1) | | 14.1 | | | | |
Ending balance, equity attributable to redeemable noncontrolling interest at Feb. 27, 2022 | | 0 | | | | | | |
Beginning balance, treasury stock shares at Nov. 28, 2021 | | | | | | (151.4) | | |
Stockholders' Equity, Number of Shares | | | | | | | | |
Shares purchased, shares | | | | | | (2.6) | | |
Stock compensation plans, shares | | | | | | 1.6 | | |
Ending balance, common stock shares at Feb. 27, 2022 | | | 754.6 | | | | | |
Ending balance, treasury stock shares at Feb. 27, 2022 | | | | | | (152.4) | | |
Beginning balance, equity at Nov. 28, 2021 | 9,804.7 | | | 1,365.1 | 17,363.2 | $ (6,915.2) | (2,364.1) | 280.2 |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract] | | | | | | | | |
Shares purchased, value | | | | | | (175.5) | | |
Stock compensation plans, value | | | | 11.5 | | 75.4 | | |
Unearned compensation related to stock unit awards | | | | (19.1) | | | | |
Earned compensation | | | | 31.7 | | | | |
Net earnings attributable to General Mills | 660.3 | | | | 660.3 | | | |
Comprehensive (loss) income | | | | | | | 241.4 | 2.3 |
Cash dividends declared | | | | | (310.4) | | | |
Distributions to noncontrolling interest holders | | | | | | | | (108.3) |
Reclassification of Redeemable Interest | | | | | | | | 561.6 |
Reversal of Cumulative Redeemable Interest Value Adjustments | | | | (207.4) | | | | 207.4 |
Acquisition of noncontrolling interest | | | | (19.5) | | | | |
Divestiture | | | | | | | | (680.4) |
Ending balance, equity at Feb. 27, 2022 | $ 10,075.7 | | $ 75.5 | 1,162.3 | 17,713.1 | $ (7,015.3) | (2,122.7) | 262.8 |
Beginning balance, equity attributable to redeemable noncontrolling interest at Nov. 28, 2021 | | 561.6 | | | | | | |
Redeemable Interest | | | | | | | | |
Reclassification to noncontrolling interest | | (561.6) | | | | | | |
Ending balance, equity attributable to redeemable noncontrolling interest at Feb. 27, 2022 | | 0 | | | | | | |
Beginning balance, common stock shares at May. 29, 2022 | 754.6 | | | | | | | |
Beginning balance, treasury stock shares at May. 29, 2022 | (155.7) | | | | | (155.7) | | |
Stockholders' Equity, Number of Shares | | | | | | | | |
Shares purchased, shares | | | | | | (15) | | |
Stock compensation plans, shares | | | | | | 4.5 | | |
Ending balance, common stock shares at Feb. 26, 2023 | 754.6 | | 754.6 | | | | | |
Ending balance, treasury stock shares at Feb. 26, 2023 | (166.2) | | | | | (166.2) | | |
Beginning balance, equity at May. 29, 2022 | $ 10,788 | | | 1,182.9 | 18,532.6 | $ (7,278.1) | (1,970.5) | 245.6 |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract] | | | | | | | | |
Shares purchased, value | | | | | | (1,152.3) | | |
Stock compensation plans, value | | | | 23.8 | | 210.3 | | |
Unearned compensation related to stock unit awards | | | | (100.6) | | | | |
Earned compensation | | | | 85 | | | | |
Decrease in redemption value of redeemable interest | | 0 | | 0 | | | | |
Net earnings attributable to General Mills | 1,979 | | | | 1,979 | | | |
Comprehensive (loss) income | | | | | | | | 9.9 |
Cash dividends declared | | | | | (1,285.1) | | | |
Other comprehensive (loss) income | | | | | | | (68) | |
Distributions to noncontrolling interest holders | | | | | | | | (11.4) |
Reclassification of Redeemable Interest | | | | | | | | 0 |
Reversal of Cumulative Redeemable Interest Value Adjustments | | | | 0 | | | | 0 |
Acquisition of noncontrolling interest | | | | 0 | | | | |
Divestiture | | | | | | | | 5.1 |
Ending balance, equity at Feb. 26, 2023 | $ 10,483.7 | | $ 75.5 | 1,191.1 | 19,226.5 | $ (8,220.1) | (2,038.5) | 249.2 |
Beginning balance, equity attributable to redeemable noncontrolling interest at May. 29, 2022 | | 0 | | | | | | |
Redeemable Interest | | | | | | | | |
Comprehensive loss | | 0 | | | | | | |
Reclassification to noncontrolling interest | | 0 | | | | | | |
Decrease in redemption value of redeemable interest | | 0 | | 0 | | | | |
Ending balance, equity attributable to redeemable noncontrolling interest at Feb. 26, 2023 | | 0 | | | | | | |
Beginning balance, treasury stock shares at Nov. 27, 2022 | | | | | | (164.4) | | |
Stockholders' Equity, Number of Shares | | | | | | | | |
Shares purchased, shares | | | | | | (2.9) | | |
Stock compensation plans, shares | | | | | | 1.1 | | |
Ending balance, common stock shares at Feb. 26, 2023 | 754.6 | | 754.6 | | | | | |
Ending balance, treasury stock shares at Feb. 26, 2023 | (166.2) | | | | | (166.2) | | |
Beginning balance, equity at Nov. 27, 2022 | $ 10,372.1 | | | 1,155.3 | 18,991.9 | $ (8,023.5) | (2,078) | 250.9 |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract] | | | | | | | | |
Shares purchased, value | | | | | | (251) | | |
Stock compensation plans, value | | | | 21.9 | | 54.4 | | |
Unearned compensation related to stock unit awards | | | | (14.8) | | | | |
Earned compensation | | | | 28.7 | | | | |
Net earnings attributable to General Mills | 553.1 | | | | 553.1 | | | |
Comprehensive (loss) income | | | | | | | 39.5 | 4.9 |
Cash dividends declared | | | | | (318.5) | | | |
Distributions to noncontrolling interest holders | | | | | | | | (6.6) |
Reclassification of Redeemable Interest | | | | | | | | 0 |
Reversal of Cumulative Redeemable Interest Value Adjustments | | | | 0 | | | | 0 |
Acquisition of noncontrolling interest | | | | 0 | | | | |
Divestiture | | | | | | | | 0 |
Ending balance, equity at Feb. 26, 2023 | $ 10,483.7 | | $ 75.5 | $ 1,191.1 | $ 19,226.5 | $ (8,220.1) | $ (2,038.5) | $ 249.2 |
Beginning balance, equity attributable to redeemable noncontrolling interest at Nov. 27, 2022 | | 0 | | | | | | |
Redeemable Interest | | | | | | | | |
Reclassification to noncontrolling interest | | 0 | | | | | | |
Ending balance, equity attributable to redeemable noncontrolling interest at Feb. 26, 2023 | | $ 0 | | | | | | |