Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Comprehensive Income (Parenthetical)

v3.23.1
Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2023
Mar. 31, 2022
Statement of Comprehensive Income [Abstract]        
Pension and postretirement, tax $ (1.3) $ 0.7 $ (1.5) $ 1.4
Change in net unrealized gain (loss) on derivative instruments, tax $ (0.4) $ 1.2 $ 3.3 $ 1.9