CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - 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]
Net earnings	$ 56.2	$ 64.4	$ 118.1	$ 129.5
Other comprehensive income (loss):
Foreign currency translation income	41.5	2.4	36.5	10.5
Pension liability adjustment, net of deferred taxes of $(0.2), $(0.4), $(1.7), and $(0.3), respectively	0.0	1.2	6.1	2.0
Derivatives:
(Loss) gain on hedging derivatives, net of deferred taxes of $0.3, $0.5, $0.3, and $0.7, respectively	(1.4)	0.5	(1.1)	0.8
Reclassifications of (gains) losses on hedging derivatives to net earnings, net of taxes of $0.4, $0.0, $0.2, and $(0.7), respectively	(0.3)	0.1	(0.5)	1.3
Total derivatives	(1.7)	0.6	(1.6)	2.1
Net other comprehensive income	39.8	4.2	41.0	14.6
Comprehensive income	$ 96.0	$ 68.6	$ 159.1	$ 144.1