CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jan. 31, 2020	Jan. 31, 2019	Jan. 31, 2020	Jan. 31, 2019
Statement of Comprehensive Income [Abstract]
Net earnings	$ 64.4	$ 60.1	$ 129.5	$ 133.9
Other comprehensive income (loss):
Foreign currency translation income (loss)	2.4	23.7	10.5	(0.5)
Pension liability adjustment, net of deferred taxes of $(0.4), $(0.2), $(0.3), and $(0.6), respectively	1.2	0.5	2.0	2.1
Gain on hedging derivatives, net of deferred taxes of $0.5, $0.0, $0.7 and $(0.2), respectively	0.5	0.0	0.8	0.5
Reclassifications of losses on hedging derivatives to net earnings, net of taxes of $0.0, $0.0, $(0.7), and $0.0, respectively	0.1	0.0	1.3	0.0
Total derivatives	0.6	0.0	2.1	0.5
Net other comprehensive income	4.2	24.2	14.6	2.1
Comprehensive income	$ 68.6	$ 84.3	$ 144.1	$ 136.0