Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2023

Revenue Recognition (Tables) [Line Items]

Disaggregation of Revenue [Table Text Block]

In thousands	2023		2022
Digital product sales:
Catalog and small    customized products	$	14,683	$	20,386
Large customized    products		-		-
Subtotal		14,683		20,386
Digital product lease and maintenance:
Operating leases		465		579
Maintenance agreements		404		696
Subtotal		869		1,275
Total	$	15,552	$	21,661

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

In thousands	2023		2022
Gross receivables	$	1,685	$	3,123
Allowance for credit    losses		154		291
Net receivables		1,531		2,832
Contract liabilities		225		1,229

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

In thousands	2023		2022
Revenue recognized in the period    from:
Amounts included in the contract    liability at the beginning of the    period	$	1,128	$	1,951
Performance obligations satisfied in    previous periods (for example, due to    changes in transaction price)		-		-