CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 33,815	$ 30,860	$ 68,861	$ 64,341
Other comprehensive (loss) income:
Foreign currency translation adjustments	(18,656)	19,074	(22,574)	14,882
Cash flow hedges:
Net gain recognized in other comprehensive (loss) income	225	451	199	1,148
Reclassification adjustment for (gains) losses included in net income	(35)	60	(603)	271
Other Comprehensive Income (Loss), Cash Flow Hedge Gain, after Reclassification, before Tax, Total	190	511	(404)	1,419
Pension and other post-retirement benefits:
Net loss recognized in other comprehensive (loss) income	(85)	(32)	(85)	(32)
Net actuarial gain amortization	(73)	(95)	(180)	(201)
Other Comprehensive (Income) Loss, Pension and other Post-retirement Benefits, after Reclassification Adjustment, before Tax	(158)	(127)	(265)	(233)
Other comprehensive (loss) income, before tax	(18,624)	19,458	(23,243)	16,068
Income tax benefit (expense) related to items of other comprehensive (loss) income	356	(1,251)	257	(1,052)
Other comprehensive (loss) income, net of tax	(18,268)	18,207	(22,986)	15,016
Comprehensive income	$ 15,547	$ 49,067	$ 45,875	$ 79,357