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v3.23.1

Equity Method Investment (Tables) | 3 Months Ended
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Mar. 31, 2023
Equity Method Investments and Joint Ventures [Abstract] |
Marketable Securities | Summarized financial information for NMRD is as follows:
|  |  |  |  | Results of Operations
|  |  | Three Months Ended March 31,
|  |  |  |  | 2023 |  | 2022
|  |  |  |  | (In thousands)
Operating revenues |  |  |  |  | $ | 2,530 |  |  | $ | 2,796 |
Operating expenses |  |  |  |  | 2,419 |  |  | 2,404 |
Net earnings |  |  |  |  | $ | 111 |  |  | $ | 392 |
| Financial Position
| March 31, |  | December 31,
| 2023 |  | 2022
| (In thousands)
Current assets | $ | 15,631 |  |  | $ | 8,357 |
Net property, plant, and equipment | 180,353 |  |  | 169,440 |
Non-current assets | 9,784 |  |  | 9,631 |
Total assets | 205,768 |  |  | 187,428 |
Current liabilities | 1,048 |  |  | 5,822 |
Non-current liabilities | 369 |  |  | 366 |
Owners’ equity | $ | 204,351 |  |  | $ | 181,240 |

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- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References No definition available. + Details
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