XML 50 R39.htm IDEA: XBRL DOCUMENT v3.5.0.2
Short Term Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Investment [Line Items]    
Short term investments $ 0 $ 3,000
Certificates of Deposit    
Investment [Line Items]    
Short term investments   $ 3,000