CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 149,979	$ 129,659	$ 112,369
Other comprehensive (loss) income:
Foreign currency translation adjustments	(53,402)	10,266	6,640
Cash flow hedges:
Net gain (loss) recognized in other comprehensive (loss) income	1,282	1,451	(576)
Reclassification adjustment for gains included in net income	(909)	(399)	(614)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax, Total	373	1,052	(1,190)
Pension and other post-retirement benefits:
Net gain (loss) recognized in other comprehensive (loss) income	424	0	(468)
Net actuarial gain amortization	(1,043)	(388)	(380)
Other Comprehensive (Income) Loss, Pension and other Post-retirement Benefits, after Reclassification Adjustment, before Tax, total	(619)	(388)	(848)
Other comprehensive (loss) income, before tax	(53,648)	10,930	4,602
Income tax benefit (expense) related to items of other comprehensive (loss) income	524	(406)	175
Other comprehensive (loss) income, net of tax	(53,124)	10,524	4,777
Comprehensive income	$ 96,855	$ 140,183	$ 117,146