Quarterly report pursuant to Section 13 or 15(d)

Bank Debt (Details Textual)

v3.10.0.1
Bank Debt (Details Textual)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Sep. 30, 2017
USD ($)
Sep. 30, 2018
USD ($)
Number
Sep. 30, 2017
USD ($)
Bank Debt (Textual)        
Number of lines of credit | Number     2  
Interest expense associated with bank debt $ 8 $ 4 $ 18 $ 12
Two lines of credit, monthly principal and interest, ranging from $0 to $1, average interest of 14.2%, guaranteed personally by principal shareholders of acquired companies, maturing July 2019 [Member]        
Bank Debt (Textual)        
Maturity period of debt     July 2019  
Two lines of credit, monthly principal and interest, ranging from $0 to $1, average interest of 14.2%, guaranteed personally by principal shareholders of acquired companies, maturing July 2019 [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 14.2%, guaranteed personally by principal shareholders of acquired companies, maturing July 2019 [Member] | Maximum [Member]        
Bank Debt (Textual)        
Notes payable monthly principle and interest     1  
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