Quarterly report pursuant to Section 13 or 15(d)

Organization and Summary of Significant Accounting Policies (Details Narrative)

v3.20.1
Organization and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Feb. 06, 2020
Sep. 12, 2019
Jul. 26, 2019
Jun. 04, 2019
Oct. 02, 2018
Apr. 30, 2020
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Reverse stock split     1 for 30 reverse stock split            
Net income (loss)             $ 1,169 $ (1,629)  
Net cash used in operating activities             (3,398) $ (1,699)  
Accumulated deficit             (232,909)   $ (234,078)
Proceeds from issuance of public offering $ 9,400                
Non interest note receivable         $ 6,000   3,300    
Debt description         The 36-month term of the note receivable requires 18 payments of $138,889 followed by 18 payments of $194,444, with maturing of the note receivable to occur October 1, 2021.        
Payments of notes receivable         $ 138,889   $ 194,444    
Maturity date of note receivable             Oct. 01, 2021    
Subsequent Event [Member]                  
Proceeds from notes receivable           $ 100      
Subsequent Event [Member] | Following 18-Month Payment Period [Member]                  
Proceeds from notes receivable           $ 3,500      
ATM Equity Distribution Agreement [Member]                  
Proceeds from issuance of public offering   $ 2,500              
Number of stock sold during period                 527,896
Sale of stock value                 $ 1,500
Stock issuance costs                 200
Additional offering value             $ 800   800
ATM Equity Distribution Agreement [Member] | Maximum [Member]                  
Proceeds from issuance of public offering   $ 2,500              
Common stock offering price       $ 1,600         $ 2,500