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Share-based Compensation
 6 Months Ended
Jun. 30, 2020
Share-based Payment Arrangement [Abstract]  
Share-based Compensation Share-based Compensation
Share-based compensation expense was as follows:
For the three months ended June 30, For the six months ended June 30,
2020201920202019
Continuing operations
Stock options, net of estimated forfeitures$492  $1,340  $931  $2,163  
Restricted stock awards4,123  3,408  5,665  5,572  
Total continuing operations$4,615  $4,748  $6,596  $7,735  
Discontinued operations
Share-based compensation expense for discontinued operations6  106  9  269  
Total continuing and discontinued operations$4,621  $4,854  $6,605  $8,004