Acquisitions - Pro Forma Information (Detail) $ / shares in Units, $ in Thousands	3 Months Ended
	Oct. 31, 2021 USD ($) $ / shares
Business Combinations [Abstract]
Net sales | $	$ 4,005,682
Net income | $	$ 249,055
Basic earnings per common share (in dollars per share) | $ / shares	$ 4.49
Diluted earnings per common share (in dollars per share) | $ / shares	$ 4.46