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Note and Lines of Credit (Detail Narratives)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Mar. 23, 2020
Nov. 20, 2019
USD ($)
$ / shares
Mar. 22, 2019
USD ($)
Number
Nov. 16, 2018
USD ($)
Jul. 31, 2014
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Interest expense           $ 210 $ 58
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member]              
Balance as of convertible note           2  
2% Secured Convertible Promissory Note Due on May 15, 2024 [Member] | Bradford T. Whitmore [Member]              
Fixed annual interest rate   2.00%          
Principal amount   $ 2,000          
Interest rate terms   The principal amount of the Convertible Note accrues interest at the rate of 2.0% per year, which interest is payable semi-annually on the 15th day of May and November, commencing on May 15, 2020.          
Debt conversion price (in dollars per share) | $ / shares   $ 0.20          
Share price (in dollars per share) | $ / shares   $ 0.32          
Discount on the convertible note   $ 1,200       1,170  
Balance as of convertible note           830  
Asset-Based Revolving Loan Facility [Member]              
Letter of credit and related promissory note           224  
Business Loan Agreement [Member] | Beachcorp, LLC [Member]              
Maximum borrowing capacity       $ 500      
Fixed annual interest rate       8.25%      
Maturity date       Dec. 31, 2020      
Ownership percentage       63.00%      
Term loan collateral       The Term Loan and Revolver Facility are secured by all the unencumbered assets of the Company and subordinated to Libertyville’s secured interest under the New Business Loan Agreement.      
Business Loan Agreement [Member] | Asset-Based Revolving Loan Facility [Member] | Beachcorp, LLC [Member]              
Basis spread variable interest rate       3.00%      
Variable interest rate basis       Prime rate      
Maximum borrowing capacity       $ 2      
Facility, expiration date       Mar. 31, 2020      
First Amendment Too Our Master Agreement [Member] | Term Loan and The Revolver Facility [Member] | Beachcorp, LLC [Member] | Subsequent Event [Member] | Extended Maturity [Member]              
Maturity date Mar. 31, 2021            
Line of Credit [Member] | New Business Loan Agreement [Member]              
Basis spread variable interest rate     1.00%        
Variable interest rate basis     Prime rate        
Maximum borrowing capacity     $ 500        
Borrowing capacity as percentage of accounts receivable     75.00%        
Borrowing capacity as multiple of accounts receivable | Number     2        
Minimum amount of cash on hand before advance is given     $ 500        
Facility, expiration date     Apr. 04, 2020        
Line of Credit [Member] | Business Loan Agreement [Member] | Libertyville [Member]              
Facility, expiration date             Mar. 04, 2019
Letter of Credit [Member]              
Letter of credit and related promissory note         $ 30 500  
Basis spread variable interest rate         1.00%    
Variable interest rate basis         Prime rate    
Credit Facility [Member]              
Interest expense           116  
Accrued interest expense on related party           $ 4 $ 7