Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2017

Debt Disclosure [Abstract]

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

	June 30 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		1,378		1,805
Term loans		890		872
Term loan – related party		500		500
Total debt		3,375		3,784
Less deferred financing costs		210		243
Net debt		3,165		3,541
Less portion due within one year		2,185		2,984
Net long-term debt	$	980	$	557