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Investments in Foreign Joint Ventures - Additional Information (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Schedule of Equity Method Investments [Line Items] |  |  |  |
Revenues | $ 25,819,000 | $ 17,779,000 | $ 69,236,000 | $ 48,291,000
Affiliated Entity |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Revenues | $ 0 | $ 0 | $ 0 | $ 0
Bomay |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, ownership percentage | 40.00% |  | 40.00% |
Bomay | Baoji Oilfield Machinery Co., Ltd. |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, ownership percentage | 51.00% |  | 51.00% |
Bomay | AA Energies, Inc. |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, ownership percentage | 9.00% |  | 9.00% |

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