XML 67 R47.htm IDEA: XBRL DOCUMENT v3.3.1.900
Commitments (Details) - USD ($)
$ in Thousands
 1 Months Ended 12 Months Ended
Dec. 31, 2011
Nov. 30, 2010
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Operating Leases          
Initial term of the operating lease   5 years      
Extension term upon the completion of the initial lease term 5 years        
Rent expense     $ 800 $ 700 $ 700
Future minimum annual lease commitments under the noncancelable operating lease          
2016     937    
2017     467    
Total     $ 1,404