Schedule of Differences Between Income Taxes Expected Federal Statutory Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Income Tax Disclosure [Abstract]
U.S. federal income tax at statutory rate	$ (7,325)	$ (13,697)	$ (3,721)
Valuation allowance	1,147	47,862	15,470
Foreign tax rate differential	(1,059)	(190)	(3,702)
Nondeductible expenses	2,044	(636)	(813)
Other	1	299	88
Foreign restructuring		(1,510)	(3,266)
State and local income tax, net of federal benefit	(686)	(461)	(356)
(PROVISION FOR) BENEFIT FROM INCOME TAXES	$ (5,878)	$ 31,667	$ 3,700