v3.26.3
Common Stock and Related Matters - Earnings per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 12 Months Ended
Aug. 31, 2026
Aug. 31, 2025
Aug. 31, 2024
Equity [Abstract]      
Net income $ 531.3 $ 396.6 $ 422.6
Basic weighted average shares outstanding (in shares) [1] 30,384 30,859 30,885
Common stock equivalents (in shares) 767 782 560
Diluted weighted average number of shares outstanding (in shares) [1] 31,151 31,641 31,445
Basic earnings per share (in dollars per share) [1] $ 17.49 $ 12.85 $ 13.68
Diluted earnings per share (in dollars per share) [1] $ 17.05 $ 12.53 $ 13.44
[1] Earnings per share is calculated using unrounded numbers. Amounts in the table may not recalculate exactly due to rounding.