XML 44 R36.htm IDEA: XBRL DOCUMENT v3.3.1.900
Summary of Significant Accounting Policies (Narrative) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
item
Customers
Dec. 31, 2014
USD ($)
Provision for doubtful accounts | $ $ 20 $ 20
Number of major customers | Customers 3  
Percentage of revenue contributed by major customers 35.00%  
Impairment of intangible assets | $  
Number of operating segments | item 1  
Number of reporting units | item 1  
Maximum [Member]    
Estimated useful life 3 years