Stock-Based Compensation - Additional Information (Detail) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended	9 Months Ended
	May 31, 2024 shares	Aug. 31, 2024 USD ($) award_type $ / shares shares	Aug. 31, 2023 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock-based compensation award types | award_type		4
Intrinsic value for all options outstanding		$ 68.9
Intrinsic value for exercisable options		62.1
Total Intrinsic Value of all options exercised		$ 8.4	$ 11.1
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted (in shares) | shares	380	1,200	900
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares		$ 17.63	$ 19.35