Revenue From Contracts With Customers (Tables)

3 Months Ended

Mar. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

The following table is a summary of net revenues by geographic area (in thousands):

	Three Months Ended March 31,
	2020		2019
North America	$	31,810	$	7,157
Latin America	9,804		13,531
Asia Pacific	9,288		1,867
Europe	3,810		10,392
Middle East	954		1,359
Africa	591		2,389
Other	157		261
Total	$	56,414	$	36,956

Contract with customer, asset and liability

The following table is a summary of unbilled receivables (in thousands):

	March 31, 2020		December 31, 2019
New Venture	$	1,586	$	5,222
Imaging and Reservoir Services	5,643		6,539
Devices	1,127		54
Total	$	8,356	$	11,815

The changes in unbilled receivables are as follows (in thousands):

Unbilled receivables at December 31, 2019	$	11,815
Recognition of unbilled receivables	55,132
Revenues billed to customers	(58,591		)
Unbilled receivables at March 31, 2020	$	8,356

The following table is a summary of deferred revenues (in thousands):

	March 31, 2020		December 31, 2019
New Venture	$	2,456	$	1,956
Imaging and Reservoir Services	1,141		1,501
Optimization Software & Services	832		642
Devices	453		452
Total	$	4,882	$	4,551

The changes in deferred revenues are as follows (in thousands):

Deferred revenue at December 31, 2019	$	4,551
Cash collected in excess of revenue recognized	1,613
Recognition of deferred revenue (a)	(1,282		)
Deferred revenue at March 31, 2020	$	4,882

^(a) The majority of deferred revenue recognized relates to Company’s Ventures group.