Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2023

Revenue Recognition (Tables) [Line Items]

Disaggregation of Revenue [Table Text Block]

	Three months ended				Nine months ended
In thousands	September 30, 2023		September 30, 2022		September 30, 2023		September 30, 2022
Digital product sales:
Catalog and small customized products	$	3,933	$	4,510	$	10,821	$	14,763
Large customized products		-		-		-		-
Subtotal		3,933		4,510		10,821		14,763
Digital product lease and maintenance:
Operating leases		113		135		361		446
Maintenance agreements		96		144		295		547
Subtotal		209		279		656		993
Total	$	4,142	$	4,789	$	11,477	$	15,756

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

In thousands	September 30, 2023		December 31, 2022
Gross receivables	$	2,588	$	3,123
Allowance for credit loss		145		291
Net receivables		2,443		2,832
Contract liabilities		1,147		1,229

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

	Three months ended September 30				Nine months ended September 30
In thousands	2023		2022		2023		2022
Revenue recognized in the period from:
Amounts included in the contract liability at the     beginning of the period	$	382	$	335	$	1,128	$	1,895
Performance obligations satisfied in previous periods   (for example, due to changes in transaction price)		-		-		-		-