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Employee Benefit Plans - Schedule of Amounts Recognized on the Consolidated Balance Sheets and in Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Pension Benefits    
Amounts recognized in accumulated other comprehensive loss [Abstract]    
Net gain (loss), net of taxes $ 0.0 $ 0.0
Unrecognized prior service credit (cost), net of taxes 0.0 0.0
Total Accumulated other comprehensive income (loss) 0.0 0.0
Other Post-retirement Benefits    
Amounts recognized in accumulated other comprehensive loss [Abstract]    
Net gain (loss), net of taxes 0.2 0.3
Unrecognized prior service credit (cost), net of taxes 0.0 0.0
Total Accumulated other comprehensive income (loss) 0.2 0.3
Non-qualified benefit plans    
Amounts recognized in accumulated other comprehensive loss [Abstract]    
Net gain (loss), net of taxes 0.0 0.0
Unrecognized prior service credit (cost), net of taxes 0.0 0.0
Total Accumulated other comprehensive income (loss) $ 0.0 $ 0.0