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Stock-Based Compensation Plans - Narrative (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Long-Term Incentive Plan    
Stock-based compensation expense $ 8.0 $ 10.7
Options granted (shares) 1.0  
Options granted exercise price (in dollars per share) $ 13.27  
Performance-based restricted stock units and Restricted stock units granted (in shares) 4.0  
Performance-based restricted stock units and Restricted stock units weighted average grant date fair value (in dollars per share) $ 13.17  
Number of options outstanding (in shares) 7.2  
Exercise price of options outstanding (in dollars per share) $ 18.05  
Number of options exercisable (in shares) 4.2  
Exercise price of options exercisable (in dollars per share) $ 19.30  
Number of non-vested Performance-based restricted stock units and Restricted stock units (in shares) 8.1  
Grant date fair value of Performance-based restricted stock units and Restricted stock units (in dollars per share) $ 16.84