CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - 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 loss	$ (22,977)	$ (2,196)	$ (42,471)	$ (5,747)
Other comprehensive (loss) income:
Foreign currency translation adjustment	(13)	2,420	185	5,393
Total other comprehensive (loss) income	(13)	2,420	185	5,393
Comprehensive (loss) income	$ (22,990)	$ 224	$ (42,286)	$ (354)