Share-based Compensation (Tables)

3 Months Ended

Mar. 31, 2019

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of share-based compensation expense

Share-based compensation expense was as follows:

For the three months ended March 31,	2019		2018
Continuing operations
Stock options, net of estimated forfeitures	$	823	$	(7,247	)
Restricted stock awards	2,164		3,170
Total continuing operations	$	2,987	$	(4,077	)
Discontinued operations
Share-based compensation expense for discontinued operations	162		321
Total continuing and discontinued operations	$	3,149	$	(3,756	)