Income Taxes - Schedule of (Loss) Earnings from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Income Tax Disclosure [Abstract]
United States	$ 59,504	$ 69,433	$ 55,077
Other Nations	111,519	71,503	109,567
Income before income taxes and losses of unconsolidated affiliate	$ 171,023	140,936	$ 164,644
Intercompany Royalty Transactions		$ 22,914