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INVESTMENTS IN JOINT VENTURES - Summary of Combined Financial Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
May 26, 2019 | May 27, 2018 | May 28, 2017
Statement of Earnings |  |  |
Total net sales | $ 3,671.4 | $ 3,542.9 | $ 3,357.7
Total gross margin | 327.4 | 421.3 | 374.9
Total earnings after income taxes | 170.0 | 207.1 | 162.1
Ardent Mills |  |  |
Statement of Earnings |  |  |
Total net sales | 3,476.0 | 3,344.1 | 3,180.0
Total gross margin | 281.9 | 386.5 | 340.3
Total earnings after income taxes | 151.9 | 197.0 | 152.0
Balance Sheet |  |  |
Current assets | 952.6 | 974.6 |
Noncurrent assets | 1,669.8 | 1,675.7 |
Current liabilities | 361.2 | 355.6 |
Noncurrent liabilities | 496.9 | 510.9 |
Others |  |  |
Statement of Earnings |  |  |
Total net sales | 195.4 | 198.8 | 177.7
Total gross margin | 45.5 | 34.8 | 34.6
Total earnings after income taxes | 18.1 | 10.1 | $ 10.1
Balance Sheet |  |  |
Current assets | 89.2 | 76.4 |
Noncurrent assets | 19.0 | 15.5 |
Current liabilities | 43.4 | 37.5 |
Noncurrent liabilities | $ 0.7 | $ 0.1 |

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