Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

In thousands	2015		2014
Taxes payable	$	1,059	$	1,063
Current portion of pension liability (see Note 14)		1,010		1,442
Deferred revenues		931		1,721
Directors fees		684		532
Compensation and employee benefits		614		678
Interest payable		522		640
Warranty reserve		389		345
Audit fees		137		194
Legal fees payable		68		242
Installation costs		46		197
Other		676		803
Accrued Liabilities, Total	$	6,136	$	7,857

Schedule of Product Warranty Liability [Table Text Block]

In thousands	2015		2014
Balance at beginning of year	$	345	$	288
Provisions		492		413
Deductions		(448)		(356)
Balance at end of year	$	389	$	345