XML 87 R73.htm IDEA: XBRL DOCUMENT v3.7.0.1
Equity-Based Compensation - SARs Outstanding (Details) - SARs - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of SARs outstanding (in shares) 307,514 479,656 548,482 1,232,808
Number of SARs exercisable (in shares) 281,221 453,781 445,238  
Aggregate intrinsic value of SARs outstanding as of December 31, 2016 (in thousands) $ 847 $ 600 $ 4,300  
$6.70 - $8.76        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Grant Price, lower range limit (in dollars per share) $ 6.70      
Grant Price, upper range limit (in dollars per share) $ 8.76      
Number of SARs outstanding (in shares) 29,950      
Number of SARs exercisable (in shares) 29,950      
Weighted average remaining contractual life of SARs outstanding (in years) 1 year 8 months 19 days      
Aggregate intrinsic value of SARs outstanding as of December 31, 2016 (in thousands) $ 167      
$9.02 - $9.25        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Grant Price, lower range limit (in dollars per share) $ 9.02      
Grant Price, upper range limit (in dollars per share) $ 9.25      
Number of SARs outstanding (in shares) 44,329      
Number of SARs exercisable (in shares) 19,329      
Weighted average remaining contractual life of SARs outstanding (in years) 7 years 8 months 16 days      
Aggregate intrinsic value of SARs outstanding as of December 31, 2016 (in thousands) $ 216      
$11.69 - $17.31        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Grant Price, lower range limit (in dollars per share) $ 11.69      
Grant Price, upper range limit (in dollars per share) $ 17.31      
Number of SARs outstanding (in shares) 233,235      
Number of SARs exercisable (in shares) 231,942      
Weighted average remaining contractual life of SARs outstanding (in years) 4 years 3 months 7 days      
Aggregate intrinsic value of SARs outstanding as of December 31, 2016 (in thousands) $ 464