Earnings Per Common Share - Schedule of Earnings Per Common Share (Detail) - shares	3 Months Ended
	Oct. 31, 2022	Oct. 31, 2021
Earnings Per Share [Abstract]
Weighted-average common shares outstanding for basic earnings per share (in shares)	53,656,415	55,422,854
Unvested restricted stock units (in shares)	272,336	367,858
Weighted-average common shares outstanding assuming dilution (in shares)	53,928,751	55,790,712