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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2020
Share-based Payment Arrangement [Abstract]  
Restricted Stock Activity
Restricted stock activity for the six months ended June 30, 2020 was as follows (shares in thousands):
 
 SharesWeighted-Average
Grant Date Fair Value
Restricted stock awards outstanding at December 31, 20191,097  $27.14  
Awards granted179  44.06  
Awards vested(305) 23.08  
Awards forfeited(47) 33.39  
Restricted stock awards outstanding at June 30, 2020924  $31.45