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Revenues (Tables) | 3 Months Ended
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Mar. 31, 2024
Revenue from Contract with Customer [Abstract] |
Disaggregated revenue | The following table presents disaggregated revenue in the following categories (in thousands):
| Three Months Ended March 31, |  |
| 2024 |  | 2023 |  |  |  |
Contract Types: |  |  |  |  |  |  |
Licensing | $ | 580 |  |  | $ | 553 |  |  |  |  |
Engineering and other services | 4,456 |  |  | 5,801 |  |  |  |  |
Biorefining revenue | $ | 5,036 |  |  | $ | 6,354 |  |  |  |  |
Joint development agreements | 2,872 |  |  | 2,036 |  |  |  |  |
Contract research | 1,473 |  |  | 1,256 |  |  |  |  |
Joint development and contract research revenue | $ | 4,345 |  |  | $ | 3,292 |  |  |  |  |
CarbonSmart product | 863 |  |  | — |  |  |  |  |
Total Revenue | $ | 10,244 |  |  | $ | 9,646 |  |  |  |  |
The following table presents revenue from partners in collaborative arrangements and from grant contributions which are included in the table above as follows (in thousands):
| Three Months Ended March 31, |  |
| 2024 |  | 2023 |  |  |  |
Revenue from partners in collaborative agreements included in the Joint development agreements above | 2,223 |  |  | $ | 1,088 |  |  |  |  |
Revenue from grant contributions included in Engineering and other services above | 1,156 |  |  | 3,067 |  |  |  |  |
The following table presents disaggregation of the Company’s revenues by customer location for the three months ended March 31, 2024 and 2023 (in thousands):
| Three Months Ended March 31, |  |
| 2024 |  | 2023 |  |  |  |
North America | $ | 4,458 |  |  | $ | 4,232 |  |  |  |  |
Europe, Middle East, Africa (EMEA) | 4,580 |  |  | 4,711 |  |  |  |  |
Asia | 1,206 |  |  | 50 |  |  |  |  |
Australia | — |  |  | 653 |  |  |  |  |
Total Revenue | $ | 10,244 |  |  | $ | 9,646 |  |  |  |  |
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 December 31, 2023 | $ | 28,238 |  |  | $ | 3,198 |  |  | $ | 8,233 |
Additions to unbilled accounts receivable | 10,120 |  |  | — |  |  | — |
Increases due to cash received | — |  |  | 3,208 |  |  | — |
Unbilled accounts receivable recognized in trade receivables | (9,091) |  |  | — |  |  | — |
Decrease on revaluation on currency | (108) |  |  | (1) |  |  | (123) |
Reclassification from long-term to short-term | — |  |  | 672 |  |  | (672) |
Reclassification to revenue as a result of performance obligations satisfied | — |  |  | (3,263) |  |  | — |
Balance as of March 31, 2024 | $ | 29,159 |  |  | $ | 3,814 |  |  | $ | 7,438 |
Remaining performance obligations | Remaining performance obligations consisted of the following (in thousands):
| As of
| March 31, 2024 |  | December 31, 2023
Current | $ | 3,814 |  |  | $ | 3,198 |
Non-current | 7,438 |  | 8,233
Total | $ | 11,252 |  |  | $ | 11,431 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(1) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-13 + Details
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