Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2022

Long-Term Debt (Tables) [Line Items]

Schedule of Long-Term Debt Instruments [Table Text Block]

In thousands	June 30 2022			December 31 2021
8¼% Limited convertible senior subordinated notes due 2012		$	302	$	302
9½% Subordinated debentures due 2012			220		220
Revolving credit line – related party			1,440		1.189
Term loans – related party			1,000		1,000
Term loans			500		871
Total debt			3,462		3,582
Less deferred financing costs and debt discount			-		52
Net debt			3,462		3,530
Less portion due within one year			2,962		3,030
Net long-term debt		$	500	$	500