XML 69 R48.htm IDEA: XBRL DOCUMENT v3.8.0.1
Balance Sheet Account Details - Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Other Balance Sheet Details [Abstract]    
Prepaid expenses $ 1,017 $ 1,864
Other receivables 497 311
Other current assets $ 1,514 $ 2,175