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Note 9 - Notes Payable and Capital Leases - Long-term Debt (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Long-term debt	$ 4,572,000	$ 6,532,000
Less current portion	(3,488,000)	(4,432,000)
Total Long-term debt, net of current portion	1,084,000	2,091,000
4% Subordinated Notes [Member]
Long-term debt	1,058,000	1,597,000
Note Payable at 11.75% [Member] | Flexo Universal [Member]
Long-term debt	14,000	28,000
Term Loan [Member] | PNC [Member]
Long-term debt	3,500,000	4,700,000
Debt from Deconsolidated VIE and Other Subs [Member]
Long-term debt		$ 198,000

X

- Definition

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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- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

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