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Investments (Tables) | 3 Months Ended
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Mar. 31, 2024
Investments in and Advances to Affiliates [Abstract] |
Summary of Investments | Our investments as of March 31, 2024 and December 31, 2023 consist of the following:
| March 31, 2024 |  | December 31, 2023
| (in thousands)
Investment in CSI Compressco | $ | 12,204 |  |  | $ | 8,538 |
Investment in CarbonFree | 6,888 |  |  | 6,850 |
Investment in Standard Lithium | 944 |  |  | 1,616 |
Other investments | 350 |  |  | 350 |
Total Investments | $ | 20,386 |  |  | $ | 17,354 |

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- Definition Tabular disclosure of investments in and advances to affiliates. Does not include the tabular disclosure of the disaggregation of investments in and advances to affiliates across legal entities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6 + Details
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