v3.26.1
Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income $ 35.9 $ 32.9 $ 83.5 $ 81.0
Weighted average number of common shares 51,110,896 50,931,777 51,036,627 50,849,223
Dilutive effect of stock-based compensation 139,797 73,353 177,299 196,702
Adjusted weighted average number of common shares 51,250,693 51,005,130 51,213,926 51,045,925
Basic net income per common share $ 0.70 $ 0.65 $ 1.63 $ 1.59
Diluted net income per common share $ 0.70 $ 0.65 $ 1.63 $ 1.59