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Stockholders' Equity / Share-Based Compensation
3 Months Ended
Mar. 31, 2017
Share-based Compensation [Abstract]  
Share-Based Compensation
Stockholders’ Equity / Stock-Based Compensation
The following table summarizes the components of stock-based compensation expense, all of which has been classified as selling, general and administrative expense:
 
 
Three Months Ended
 
March 31,
2017
 
March 31,
2016
Stock options
$
305

 
$
(226
)
Restricted stock
440

 
(170
)
Performance shares
(28
)
 
405

Total share-based compensation expense (a)
$
717

 
$
9


(a) The three months ended March 31, 2016 includes a benefit of $524 for a change in estimate due to restructuring activities.