Note 9 - Debt - Notes Payable - Other (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Less current portion	$ (1,016)	$ (807)
Long-term portion	212	447
Notes Payable, Other Payables [Member]
Notes payable, other	$ 1,228	1,254
Notes Payable, Other Payables [Member] \| SBA Loans [Member]
Interest rate	1.00%
Notes payable, other	$ 1,006	1,006
Notes Payable, Other Payables [Member] \| Notes Payable, Equipment [Member]
Notes payable, other	$ 222	$ 248
Notes Payable, Other Payables [Member] \| Notes Payable, Equipment [Member] \| Minimum [Member]
Interest rate	4.00%
Notes Payable, Other Payables [Member] \| Notes Payable, Equipment [Member] \| Maximum [Member]
Interest rate	5.00%

Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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