Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Employee Stock Purchase Programs (Detail)

v3.3.1.900
Stockholders' Equity - Employee Stock Purchase Programs (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 14,291 $ 5,546 $ 5,902
Fortress Companies [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense [1] 3,900 0 0
Employee Awards [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense 8,130 5,492 4,867
Executive Awards [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense 2,228 0 0
Non-Employee Awards [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense 33 54 897
Non Employee Warrants [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 0 $ 0 $ 138
[1] Consists of approximately $50,400 of Avenue's compensation expenses, approximately $3.3 million of Checkpoint's compensation expense, and approximately $597,000 of JMC's compensation expenses on stock grants for the year ended December 31, 2015.