CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Oct. 31, 2019	Oct. 31, 2018
Statement of Comprehensive Income [Abstract]
Net earnings	$ 65.0	$ 73.8
Other comprehensive income (loss):
Foreign currency translation income (loss)	8.1	(24.2)
Pension liability adjustment, net of deferred taxes of $0.1 and $(0.4), respectively	0.8	1.6
Gain on hedging derivatives, net of deferred taxes of $0.2 and $(0.2), respectively	0.3	0.5
Reclassifications of losses on hedging derivatives to net income, net of taxes of $(0.7) and $0, respectively	1.2	0.0
Gain on hedging derivatives, net of deferred taxes of $0.2 and $(0.2), respectively	1.5	0.5
Other comprehensive (loss) income, net of tax	10.4	(22.1)
Comprehensive income	$ 75.4	$ 51.7