Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details Textual)

Commitments and Contingencies (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2018
Dec. 31, 2018
Dec. 31, 2017
Operating Leases, Rent Expense   $ 349,000 $ 334,000
Other Commitments, Description   The proceeds payable to a Plan participant were to equal an amount determined in accordance with the following formula: number of points held by participant, divided by total points outstanding, multiplied by 18% of Net Sale Price. For this purpose, “Net Sale Price” equaled the aggregate amount payable to the Company and/or its members in connection with a sale of the Company, less all amounts payable to creditors of the Company.  
Lease Expiration Date Jul. 31, 2018 Oct. 31, 2018  
Operating Leases, Future Minimum Payments Due, Next Twelve Months   $ 356,000 $ 304,000