Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2020

Revenue Recognition (Tables) [Line Items]

Disaggregation of Revenue [Table Text Block]

	For the Three Months Ended
In thousands	March 31, 2020		March 31, 2019
Digital product sales:
Catalog and small customized products	$	1,334	$	3,091
Large customized products		-		-
Subtotal		1,334		3,091
Digital product lease and maintenance:
Operating leases		279		292
Maintenance agreements		300		216
Subtotal		579		508
Total	$	1,913	$	3,599

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

In thousands	March 31, 2020		December 31, 2019
Gross receivables	$	2,780	$	3,124
Allowance for bad debts		860		743
Net receivables		1,920		2,381
Contract liabilities		869		230

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

	For the Three Months Ended
In thousands	March 31, 2020		March 31, 2019
Revenue recognized in the period from:
Amounts included in the contract liability at the beginning of the period	$	69	$	263
Performance obligations satisfied in previous periods   (for example, due to changes in transaction price)	$	-	$	-