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EARNINGS PER SHARE - Computation of Earnings Per Share Basic and Diluted (Details) - USD ($) $ in Millions | 3 Months Ended
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Jan. 31, 2022 | Jan. 31, 2021
Numerator for basic and diluted EPS |  |
Net income attributable to Greif, Inc. | $ 10.3 | $ 23.4
Cash dividends | (27.2) | (25.9)
Undistributed earnings attributable to Greif, Inc. | $ (16.9) | $ (2.5)

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