Note 7 - Line of Credit and Long-term Debt - Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Total debt	$ 8,017	$ 1,269
Less: Unamortized debt issuance costs	(124)	0
Total debt, net of unamortized debt issuance costs	$ 7,893	1,269
The 2019 Term Loan [Member]
Interest rate	10.50%
Total debt	$ 1,750	0
The 2018 Term Loan [Member]
Interest rate	10.50%
Total debt	$ 2,813	0
Financed Insurance Premium [Member]
Interest rate	4.00%
Total debt	$ 726	0
Paycheck Protection Program CARES Act [Member]
Interest rate	1.00%
Total debt	$ 295	295
Freezer Equipment Loan [Member]
Interest rate	5.70%
Total debt	$ 652	365
Manufacturing Equipment Loans [Member]
Interest rate	5.70%
Total debt	$ 376	439
Freezer Installation Loan [Member]
Interest rate	6.30%
Total debt	$ 1,395	156
Other Loans [Member]
Total debt	$ 10	$ 14

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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