Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2019

Revenue Recognition

Schedule of disaggregation of revenues

The following table provides information about disaggregated revenue by timing of revenue recognition, (in thousands):

		Three Months Ended September 30, 2019
				License and
		Product		royalty		Contract
		revenue		revenue		revenue		Total
Timing of revenue recognition:
Products transferred at a point in time	$	999	$	17	$	121	$	1,137
Product and services transferred over time		-		-		53		53
Total	$	999	$	17	$	174	$	1,190

		Nine Months Ended September 30, 2019
				License and
		Product		royalty		Contract
		revenue		revenue		revenue		Total
Timing of revenue recognition:
Products transferred at a point in time	$	1,198	$	17	$	173	$	1,388
Product and services transferred over time		-		-		2,893		2,893
Total	$	1,198	$	17	$	3,066	$	4,281

		Three Months Ended September 30, 2018
				License and
		Product		royalty		Contract
		revenue		revenue		revenue		Total
Timing of revenue recognition:
Products transferred at a point in time	$	-	$	10,000	$	26	$	10,026
Product and services transferred over time		-		-		1,546		1,546
Total	$	-	$	10,000	$	1,572	$	11,572

		Nine Months Ended September 30, 2018
				License and
		Product		royalty		Contract
		revenue		revenue		revenue		Total
Timing of revenue recognition:
Products transferred at a point in time	$	-	$	10,011	$	182	$	10,193
Product and services transferred over time		-		-		5,581		5,581
Total	$	-	$	10,011	$	5,763	$	15,774

Costs in excess of billings and billings in excess of costs

The following table provides information about receivables, contract assets, and contract liabilities from contracts with customers (in thousands):

		September 30,		December 31,
		2019		2018
Accounts receivable, net	$	505	$	476
Costs and estimated earnings in excess of billings on uncompleted contracts		-		987
Deferred revenue		28		-
Contract liabilities		10,000		-
Other current liabilities		-		10,000

Schedule of contract assets and liabilities

Significant changes in the contract assets and the contract liabilities balances during the period are as follows (in thousands, except percentages):

		September 30,		December 31,
		2019		2018		$ Change	% Change
Contract assets	$	-	$	987	$	(987)	(100.0)
Contract liabilities		(10,028)		-		(10,028)	-
Net contract assets (liabilities)	$	(10,028)	$	987	$	(11,015)	(1,116.0)

Transaction price allocated to the remaining performance obligations, expected timing

The following table provides information about the estimated timing of revenue recognition (in thousands):

		Remainder of 2019		2020
Product revenue	$	3,482	$	2,796
License and royalty revenue		84		57
Contract revenue		9		19