Fair Value Measurements (Derivatives on the Balance Sheet) (Details) - Fair Value, Inputs, Level 2 - USD ($) $ in Millions	Jan. 31, 2023	Jul. 31, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	$ 7.6	$ 10.2
Derivative liabilities	3.6	5.2
Designated as hedging instruments
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	7.0	8.5
Derivative liabilities	1.9	2.7
Designated as hedging instruments | Net investment hedges
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	6.0	8.2
Derivative liabilities	0.0	0.0
Designated as hedging instruments | Foreign currency forward contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	1.0	0.3
Derivative liabilities	1.9	2.7
Not designated as hedging instruments
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	0.6	1.7
Derivative liabilities	1.7	2.5
Not designated as hedging instruments | Foreign currency forward contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative assets	0.6	1.7
Derivative liabilities	$ 1.7	$ 2.5