Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2021

Loss Per Share (Tables) [Line Items]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

In thousands, except per share data	2021		2020
Numerator:
Net loss, as reported	$	(4,968)	$	(4,843)
Denominator:
Weighted average shares outstanding		13,580		13,696
Basic and diluted loss per share	$	(0.37)	$	(0.35)