Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2022

Revenue Recognition (Tables) [Line Items]

Disaggregation of Revenue [Table Text Block]

	Three months ended				Nine months ended
In thousands	September 30 2022		September 30 2021		September 30 2022		September 30 2021
Digital product sales:
Catalog and small customized products	$	4,510	$	2,393	$	14,763	$	6,882
Large customized products		-		-		-		-
Subtotal		4,510		2,393		14,763		6,882
Digital product lease and maintenance:
Operating leases		135		196		446		615
Maintenance agreements		144		276		547		841
Subtotal		279		472		993		1,456
Total	$	4,789	$	2,865	$	15,756	$	8,338

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

In thousands	September 30, 2022		December 31, 2021
Gross receivables	$	3,565	$	2,572
Allowance for bad debts		397		423
Net receivables		3,168		2,149
Contract liabilities		3,196		2,011

Schedule of Changes In Contract Asset and Contract Liability [Table Text Block]

	Three months ended				Nine months ended
In thousands	September 30 2022		September 30 2021		September 30 2022		September 30 2021
Revenue recognized in the period from:
Amounts included in the contract liability at the    beginning of the period	$	335	$	-	$	1,895	$	484
Performance obligations satisfied in previous periods    (for example, due to changes in transaction price)		-		-		-		-