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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2018
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments [Table Text Block]

 

June 30

2018

 

December 31

2017

In thousands

 

8¼% Limited convertible senior
    subordinated notes due 2012

$

387

 

$

387

9½% Subordinated debentures
    due 2012

 

220

   

220

Revolving credit line

 

937

 

 

2,722

Term loans

 

1,690

   

790

Term loans - related party

 

1,000

 

 

1,000

Forgivable loan

 

650

 

 

650

Total debt

 

4,884

 

 

5,769

Less deferred financing costs and debt discount

 

413

 

 

206

Net debt

 

4,471

 

 

5,563

Less portion due within one year

 

2,744

 

 

4,029

Net long-term debt

$

1,727

 

$

1,534