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SELECTED FINANCIAL STATEMENT INFORMATION SELECTED FINANCIAL STATEMENT INFORMATION (Redeemable Noncontrolling Interests) (Details) - USD ($)
$ in Thousands
Apr. 30, 2020
Oct. 31, 2019
Redeemable Noncontrolling Interest [Line Items]    
Redeemable at fair value $ 144,854 $ 136,611
Redeemable based on a multiple of future earnings 51,653 51,653
Redeemable noncontrolling interests $ 196,507 $ 188,264