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Stockholders' Equity - Reclassifications from Accumulated Other Comprehensive Loss (Details) - Amount Reclassified from Accumulated Other Comprehensive Loss - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amortization of actuarial losses of defined benefit pension plans $ (0.5) $ (0.7)
Interest rate swaps 0.7 (0.2)
Total before tax 0.2 (0.9)
Income tax (expense) benefit (0.1) 0.2
Total reclassifications for the period, net of tax $ 0.1 $ (0.7)