Consolidated Statements of Stockholders' Equity (Parenthetical) - $ / shares	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Statement of Financial Position [Abstract]
Cash dividends declared (in dollars per share)	$ 0.20	$ 0.40	$ 0.40
Accrual of dividend equivalents (in dollars per share)	$ 0.20	$ 0.40	$ 0.40