Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2023

Revenue From Contract With Customer [Abstract]

Schedule of Revenue Generated from Geographic Regions

Revenue generated from the following geographic regions was (in thousands):

	Three Months Ended March 31,
	2023		2022
United States	$	2,054	$	2,036
Rest of World		2,251		2,656
	$	4,305	$	4,692

Schedule of Revenue by Timing of Transfer of Goods or Services

Revenue by timing of transfer of goods or services was (in thousands):

	Three Months Ended March 31,
	2023		2022
Goods or services transferred at a point in time	$	1,768	$	2,693
Goods or services transferred over time		2,537		1,999
	$	4,305	$	4,692

Schedule of Revenue by Contract Type

Revenue by product group was (in thousands):

	Three Months Ended March 31,
	2023		2022
License and service contracts	$	2,856	$	3,331
Subscription-based contracts		1,449		1,361
	$	4,305	$	4,692

Schedule of Changes in Contract Assets and Liabilities

The following tables present changes in our contract assets and liabilities during the three months ended March 31, 2023 and 2022 (in thousands):

	Balance at Beginning of Period		Revenue Recognized In Advance of Billings		Billings			Balance at End of Period
Three months ended March 31, 2023
Contract assets:
Unbilled receivables	$	2,929	$	2,340	$	(1,786	)	$	3,483
Three months ended March 31, 2022
Contract assets:
Unbilled receivables	$	3,087	$	1,486	$	(1,398	)	$	3,175
	Balance at Beginning of Period		Billings		Revenue Recognized			Balance at End of Period
Three months ended March 31, 2023
Contract liabilities:
Deferred revenue	$	3,733	$	1,898	$	(1,835	)	$	3,796
Three months ended March 31, 2022
Contract liabilities:
Deferred revenue	$	3,740	$	1,221	$	(1,661	)	$	3,300