Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Accrued Liabilities (Tables) [Line Items]

Schedule of Accrued Liabilities [Table Text Block]

In thousands	2020		2019
Taxes payable	$	1,149	$	1,114
Current portion of pension liability   (see Note 15 – Pension Plan)		1,008		641
Interest payable		933		875
Warranty reserve		438		430
Deferred revenues		271		787
Audit fees		134		122
Compensation and employee benefits		90		336
Directors fees		-		1,202
Other		532		539
	$	4,555	$	6,046

Schedule of Product Warranty Liability [Table Text Block]

In thousands	2020		2019
Balance at beginning of year	$	430	$	405
Provisions		149		176
Deductions		(141)		(151)
Balance at end of year	$	438	$	430