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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]  
Assumptions to Determine the Grant Date Fair Value of the Equity Component and the Period-End Fair Value of the Liability
The following assumptions were used to determine the grant date fair value of the equity component (February 19, 2020) and the period-end fair value of the liability component of the TSR Performance Share Awards:
 
 
Grant Date
 
March 31, 2020
Fair value per performance share award
 
$
13.79

 
$15.60- $17.16
Assumptions:
 
 

 
 
     Stock price volatility
 
29.5
%
 
35.6% - 50.9%
     Risk free rate of return
 
1.39
%
 
0.16% - 0.27%