Schedule of Assets Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Level 3) (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2022	Oct. 31, 2021
Fair Value Disclosures [Abstract]
Balance, beginning of period	$ 1,132	$ 2,465
Total losses included in “Other expense, net”	(27)	(346)
Balance, end of period	1,105	2,119
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the period