Annual report pursuant to Section 13 and 15(d)

Note 11 - Notes Payable - Schedule of Notes Payable (Details)

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Note 11 - Notes Payable - Schedule of Notes Payable (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Notes payable, current portion $ 29 $ 296
Notes payable, non-current portion 303 8,404
Paycheck Protection Program, CARES Act [Member]    
Notes payable, current portion 29 0
Notes payable, non-current portion 303 0
Loan Agreement [Member] | Veritex [Member]    
Notes payable, current portion 0 296
Notes payable, non-current portion $ 0 $ 8,404