XML 55 R35.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in period (in shares)     537,030    
Share-based compensation expense $ 1,300 $ 2,100 $ 7,900 $ 8,900  
Accrued employee compensation and benefits 13,527   13,527   $ 14,609
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Total compensation cost not yet recognized 17,600   $ 17,600    
Total compensation cost not yet recognized, period for recognition (in years)     2 years 1 month 23 days    
Restricted stock, granted (in shares)     275,578    
Stock Options          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Total compensation cost not yet recognized $ 3,200   $ 3,200    
Total compensation cost not yet recognized, period for recognition (in years)     1 year 11 months 7 days    
Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in period (in shares) 350,000        
Performance Based Restricted Stock Units          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Restricted stock, granted (in shares) 175,000        
LTIP          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period (in years)     3 years    
Share-based compensation expense $ 0 $ (500) $ (1,000) $ 600  
Accrued employee compensation and benefits $ 100   $ 100   $ 1,200
LTIP | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Multiplier for target award based on total shareholder return on common stock (percent)     0.00%    
LTIP | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Multiplier for target award based on total shareholder return on common stock (percent)     200.00%