Quarterly report pursuant to Section 13 or 15(d)

Bank Debt (Details Textual)

v3.7.0.1
Bank Debt (Details Textual)
$ in Thousands
3 Months Ended
Mar. 31, 2017
USD ($)
Number
Mar. 31, 2016
USD ($)
Bank Debt (Textual)    
Number of lines of credit | Number 2  
Interest expense associated with bank debt $ 3 $ 2
Equipment finance agreement, monthly principal of $1, maturing February 2020 [Member]    
Bank Debt (Textual)    
Notes payable monthly principle and interest $ 1  
Maturity period of debt February 2020  
Two lines of credit, monthly principal and interest, ranging from $0 to $1, average interest of 8.4%, guaranteed personally by former owners of subsidiary, maturing July 2017 [Member]    
Bank Debt (Textual)    
Maturity period of debt July 2017  
Weighted average interest rate on bank debt 8.40%  
Two lines of credit, monthly principal and interest, ranging from $0 to $1, average interest of 8.4%, guaranteed personally by former owners of subsidiary, maturing July 2017 [Member] | Minimum [Member]    
Bank Debt (Textual)    
Notes payable monthly principle and interest $ 0  
Two lines of credit, monthly principal and interest, ranging from $0 to $1, average interest of 8.4%, guaranteed personally by former owners of subsidiary, maturing July 2017 [Member] | Maximum [Member]    
Bank Debt (Textual)    
Notes payable monthly principle and interest $ 1