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Other Current Assets - Schedule of Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Prepaid expense and deposits $ 504 $ 492
Deferred costs 813 549
Deferred taxes 141 192
Funded severance assets 51 203
Employee advances 105 105
R&D participation receivable 168 226
Other 95 46
Other current assets $ 1,877 $ 1,813