Derivatives and Hedging Activities - Impact on OCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Net gain (loss) recognized in other comprehensive (loss) income	$ 1,282	$ 1,451	$ (576)
Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net	$ 909	$ 399	614
Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net gain (loss) recognized in other comprehensive (loss) income			$ (576)