• Filing Date: 2017-02-22
  • Form Type: 10-K
  • Description: Annual report
v3.6.0.2
Stock-Based Compensation (Restricted Stock Awards) - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Recognized compensation expenses   $ 936  
Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Recognized compensation expenses $ 4,198 5,212 $ 8,104
Total unrecognized compensation expense, Nonvested restricted stock arrangements granted $ 7,531 $ 7,641  
Recognition of remaining compensation expense over a weighted-average period 22 months    
Awards issued during the period 142,440 83,260 108,720
Time-based Restricted Stock Awards [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Awards issued during the period 0 0