XML 85 R73.htm IDEA: XBRL DOCUMENT v3.22.2.2
Stock-Based Compensation Plans - Narrative (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Long-Term Incentive Plan        
Stock-based compensation expense $ 9.6 $ 8.4 $ 32.6 $ 31.2
Options granted (shares)     0.6  
Options granted exercise price (in dollars per share)     $ 18.62  
Performance-based restricted stock units and Restricted stock units granted (in shares)     3.6  
Performance-based restricted stock units and Restricted stock units weighted average grant date fair value (in dollars per share)     $ 19.94  
Number of options outstanding (in shares) 6.4   6.4  
Exercise price of options outstanding (in dollars per share) $ 18.68   $ 18.68  
Number of options exercisable (in shares) 3.6   3.6  
Exercise price of options exercisable (in dollars per share) $ 19.16   $ 19.16  
Number of non-vested Performance-based restricted stock units and Restricted stock units (in shares) 6.9   6.9  
Grant date fair value of Performance-based restricted stock units and Restricted stock units (in dollars per share) $ 21.43   $ 21.43