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Share-based Compensation
 9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement [Abstract]  
Share-based Compensation Share-based Compensation

Share-based compensation expense was as follows:
 
For the three months ended September 30,
 
For the nine months ended September 30,
 
2019
 
2018
 
2019
 
2018
Continuing operations
 
 
 
 
 
 
 
Stock options, net of estimated forfeitures
$
708

 
$
1,932

 
$
2,871

 
$
(3,333
)
Restricted stock awards
751

 
4,456

 
6,323

 
12,905

Total continuing operations
$
1,459

 
$
6,388

 
$
9,194

 
$
9,572

 
 
 
 
 
 
 
 
Discontinued operations
 
 
 
 
 
 
 
Share-based compensation expense for discontinued operations
119

 
173

 
387

 
920

Total continuing and discontinued operations
$
1,578

 
$
6,561

 
$
9,581

 
$
10,492



The negative stock options expense for the nine months ended September 30, 2018 relates to the correction of an immaterial error.