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v3.20.1

Equity Method Investment (Tables) | 3 Months Ended
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Mar. 31, 2020
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, |  |
|  |  |  |  | 2020 |  | 2019
|  |  |  |  | (In thousands) |  |
Operating revenues |  |  |  |  | $ | 1,667 |  |  | $ | 725 |
Operating expenses |  |  |  |  | 1,580 |  |  | 796 |
Net earnings (loss) |  |  |  |  | $ | 87 |  |  | $ | (71) |
| Financial Position |  |
| March 31, |  | December 31,
| 2020 |  | 2019
| (In thousands) |  |
Current assets | $ | 12,848 |  |  | $ | 7,187 |
Net property, plant, and equipment | 137,763 |  |  | 132,772 |
Non-current assets | 1,548 |  |  | — |
Total assets | 152,159 |  |  | 139,959 |
Current liabilities | 1,392 |  |  | 9,640 |
Non-current liabilities | 362 |  |  | — |
Owners’ equity | $ | 150,405 |  |  | $ | 130,319 |

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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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