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

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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