Goodwill, Net - Additional Information (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2015
USD ($)
Jun. 30, 2014
USD ($)
Dec. 31, 2015
USD ($)
segment
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]          
Number of reportable segments     3    
Impairment charge against goodwill | $ $ 49,800 $ 21,300 $ 49,823 $ 21,272 $ 0
Number of operating segments     3