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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2021
Jan. 31, 2020
Statement of Comprehensive Income [Abstract]        
Deferred taxes on pension liability $ (0.2) $ (0.4) $ (1.7) $ (0.3)
Deferred taxes on hedging derivatives 0.3 0.5 0.3 0.7
Taxes on reclassifications of derivatives to net income $ 0.4 $ 0.0 $ 0.2 $ (0.7)