Annual report pursuant to Section 13 and 15(d)

Loans Receivable (Details)

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Loans Receivable (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans receivable $ 382 $ 400
Loans to NGNWare [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans receivable 100
Loans to employees, net of reserves due December 2017 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans receivable 37 300
Loan to third party, due December 2017 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans receivable $ 345