Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2017

Debt Disclosure [Abstract]

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

	March 31 2017		December 31 2016
In thousands
8¼% Limited convertible senior subordinated notes due 2012	$	387	$	387
9½% Subordinated debentures due 2012		220		220
Revolving credit line		1,201		1,805
Term loans		940		872
Term loan – related party		500		500
Total debt		3,248		3,784
Less deferred financing costs		236		243
Net debt		3,012		3,541
Less portion due within one year		2,008		2,984
Net long-term debt	$	1,004	$	557