Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2022

Long-Term Debt (Tables) [Line Items]

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

	March 31 2022		December 31  2021
In thousands
8¼% Limited convertible senior subordinated notes due 2012	$	302	$	302
9½% Subordinated debentures due 2012		220		220
Revolving credit line – related party		1,439		1,189
Term loans - related party		1,000		1,000
Term loans		500		871
Total debt		3,461		3,582
Less deferred financing costs and debt discount		21		52
Net debt		3,440		3,530
Less portion due within one year		2,940		3,030
Net long-term debt	$	500	$	500