Revenues (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2023

Dec. 31, 2022

Revenue from Contract with Customer [Abstract]

The following table presents disaggregated revenue in the following categories (in thousands):


	Three Months Ended March 31,
	2023		2022
Contract Types:
Licensing	$	553	$	540
Engineering and other services	5,801		4,308
Biorefining: carbon capture and transformation revenue	$	6,354	$	4,848

Joint development agreements	2,036		1,027
Contract research	1,256		1,242
Joint development and Contract research revenue	$	3,292	$	2,269

CarbonSmart (tangible product)	—		740

Total Revenue	$	9,646	$	7,857

The following table presents disaggregation of the Company’s revenues by customer location for the three months ended March 31, 2023 and 2022 (in thousands):


	Three Months Ended March 31,
	2023		2022
North America	$	4,232	$	4,039
Europe, Middle East, Africa (EMEA)	4,711		2,823
Asia	50		410
Australia	653		585
Total Revenue	$	9,646	$	7,857

The following table presents disaggregated revenue in the following categories (in thousands):


	Year Ended December 31,
	2022		2021
Contract Types:
Licensing	2,160		2,025
Engineering and other services	19,061		9,539
Carbon capture and utilization revenue	21,221		11,564

Joint development agreements	6,021		11,700
Other contract research	6,101		2,197
Research and development revenue	12,122		13,897

CarbonSmart (tangible product)	4,000		—

Total Revenue	$	37,343	$	25,461

The following table presents disaggregation of the Company’s revenues by customer location for the years ended December 31, 2022 and 2021 (in thousands):


	Year Ended December 31,
	2022		2021
North America	$	17,149	$	15,825
Europe, Middle East, Africa (EMEA)	11,500		7,522
Asia	5,752		1,477
Australia	2,942		637
Total Revenue	$	37,343	$	25,461

Changes in contract assets and liabilities

The following table provides changes in contract assets and liabilities (in thousands):


	Current Contract Assets		Current Contract Liabilities		Non-current Contract Liabilities
Balance as of January 1, 2023	$	18,000	$	3,101	$	10,760
Additions to unbilled accounts receivable	11,241		—		—

Unbilled accounts receivable recognized in trade receivables	(10,833)		—		—
Increase on revaluation on currency	52		—		83
Reclassification from long-term to short-term	—		672		(672)
Reclassification to revenue as a result of performance obligations satisfied	—		(731)		—
Balance as of March 31, 2023	$	18,460	$	3,042	$	10,171

The following table provides changes in contract assets and liabilities (in thousands):


	Current Contract Assets		Current Contract Liabilities		Non-current Contract Liabilities
Balance as of January 1, 2021	$	6,186	$	5,480	$	11,291
Additions to unbilled accounts receivable	8,516		—		—
Increases due to cash received	—		20		5,690
Unbilled accounts receivable recognized in trade receivables	(3,002)		—		—
Reclassification from long-term to short-term	—		3,080		(3,080)
Reclassification to revenue as a result of performance obligations satisfied	—		(5,104)		—
Balance as of December 31, 2021	11,700		3,476		13,901
Additions to unbilled accounts receivable	30,308		—		—
Increases due to cash received	—		996		37
Unbilled accounts receivable recognized in trade receivables	(24,062)		—		—
Change on revaluation of currency	54		—		(341)
Reclassification from non-current to current contract liabilities	—		2,837		(2,837)
Reclassification to revenue as a result of performance obligations satisfied	—		(4,208)		—
Balance as of December 31, 2022	$	18,000	$	3,101	$	10,760

Remaining performance obligations

Remaining performance obligations consisted of the following (in thousands):


	As of
	March 31, 2023		December 31, 2022
Current	$	3,042	$	3,101
Non-current	10,171		10,760
Total	$	13,213	$	13,861

Remaining performance obligations consisted of the following (in thousands):


	As of
	December 31, 2022		December 31, 2021
Current	$	3,101	$	3,476
Non-current	10,760		13,901
Total	$	13,861	$	17,377