v3.22.2.2
Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Beginning Balance $ 1,133.2 $ 1,137.1
Other comprehensive (loss) income before reclassifications and tax (35.6) (9.3)
Tax expense (1.1) (0.2)
Other comprehensive (loss) income before reclassifications, net of tax (36.7) (9.5)
Reclassifications, before tax 3.4 3.1
Tax expense (1.0) (0.8)
Reclassifications, net of tax 2.4 2.3
Net other comprehensive loss (34.3) (7.2)
Ending Balance 1,154.8 1,115.9
Total    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Beginning Balance (205.6) (118.2)
Net other comprehensive loss (34.3) (7.2)
Ending Balance (239.9) (125.4)
Foreign Currency Translation Adjustment    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Beginning Balance (143.6) (44.0)
Other comprehensive (loss) income before reclassifications and tax (40.1) (10.5)
Tax expense 0.0 0.0
Other comprehensive (loss) income before reclassifications, net of tax (40.1) (10.5)
Reclassifications, before tax 0.0 0.0
Tax expense 0.0 0.0
Reclassifications, net of tax 0.0 0.0
Net other comprehensive loss (40.1) (10.5)
Ending Balance (183.7) (54.5)
Pension Benefits    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Beginning Balance (67.5) (74.7)
Other comprehensive (loss) income before reclassifications and tax 0.0 0.0
Tax expense 0.0 0.0
Other comprehensive (loss) income before reclassifications, net of tax 0.0 0.0
Reclassifications, before tax 1.6 2.5
Tax expense (0.4) (0.5)
Reclassifications, net of tax 1.2 2.0
Net other comprehensive loss 1.2 2.0
Ending Balance (66.3) (72.7)
Accumulated Defined Benefit Plans Adjustment, Foreign Currency Translation Attributable To Parent | Scenario, Adjustment    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Reclassifications, before tax 1.0 0.5
Net amortization of prior service cost and actuarial losses | Scenario, Adjustment    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Other comprehensive (loss) income before reclassifications and tax (0.6) (2.0)
Derivative Financial Instruments    
Accumulated Other Comprehensive Income (Loss), Net of Tax    
Beginning Balance 5.5 0.5
Other comprehensive (loss) income before reclassifications and tax 4.5 1.2
Tax expense (1.1) (0.2)
Other comprehensive (loss) income before reclassifications, net of tax 3.4 1.0
Reclassifications, before tax 1.8 0.6
Tax expense (0.6) (0.3)
Reclassifications, net of tax 1.2 0.3
Net other comprehensive loss 4.6 1.3
Ending Balance $ 10.1 $ 1.8