Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2021

Long-Term Debt (Tables) [Line Items]

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

In thousands	June 30 2021			December 31 2020
8¼% Limited convertible senior subordinated notes due 2012		$	302	$	352
9½% Subordinated debentures due 2012			220		220
Revolving credit line			737		612
Term loans – related party			1,000		1,000
Term loan			811		811
Total debt			3,070		2,995
Less deferred financing costs and debt discount			116		180
Net debt			2,954		2,815
Less portion due within one year			2,954		2,546
Net long-term debt		$	-	$	269