Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2020

Revenue Recognition (Tables) [Line Items]

Disaggregation of Revenue [Table Text Block]

		Three months ended September, 30				Nine months ended September, 30
In thousands		2020		2019		2020		2019
Digital product sales:
Catalog and small customized products		$	2,405	$	3,951	$	5,257	$	10,155
Large customized products			-		-		-		-
Subtotal			2,405		3,951		5,257		10,155
Digital product lease and maintenance:
Operating leases			240		270		755		900
Maintenance agreements	`		251		251		846		763
Subtotal			491		521		1,601		1,663
Total		$	2,896	$	4,472	$	6,858	$	11,818

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

In thousands	September 30, 2020		December 31, 2019
Gross receivables	$	2,340	$	3,124
Allowance for bad debts		730		743
Net receivables		1,610		2,381
Contract liabilities		647		230

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

	Three months ended September, 30				Nine months ended September, 30
In thousands	2020		2019		2020		2019
Revenue recognized in the period from:
Amounts included in the contract liability at the   beginning of the period	$	149	$	680	$	82	$	392
Performance obligations satisfied in previous periods   (for example, due to changes in transaction price)		-		-		-		-