Property, Plant and Equipment, net (Tables)

3 Months Ended

Mar. 31, 2021

Property, Plant and Equipment, net (Tables) [Line Items]

Property, Plant and Equipment [Table Text Block]

	March 31 2021		December 31 2020
In thousands
Machinery, fixtures and equipment	$	2,923	$	2,923
Leaseholds and improvements		23		23
		2,946		2,946
Less accumulated depreciation		811		746
Net property, plant and equipment	$	2,135	$	2,200