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FAIR VALUE ACCOUNTING (Tables) | 9 Months Ended
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Sep. 30, 2025
Fair Value Disclosures [Abstract] |
Fair Value Measurements, Recurring and Nonrecurring | The following tables set forth the fair value of the Company’s assets and liabilities measured at fair value on a recurring basis (at least annually) by level within the fair value hierarchy. Assets and liabilities are classified in their entirety based on the lowest level of input that is significant to the fair value measurement.
| Level 1 |  | Level 2 |  | Level 3 |  | Total
September 30, 2025 |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |
Marketable debt securities | $ | — |  |  | $ | 118,154 |  |  | $ | 8,229 |  |  | $ | 126,383 |
Marketable equity securities | 23,078 |  |  | 70 |  |  | — |  |  | 23,148 |
Total assets | $ | 23,078 |  |  | $ | 118,224 |  |  | $ | 8,229 |  |  | $ | 149,531 |
Liabilities |  |  |  |  |  |  |
Contingent consideration | $ | — |  |  | $ | — |  |  | $ | 1,745 |  |  | $ | 1,745 |
December 31, 2024 |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |
Marketable debt securities | $ | — |  |  | $ | 64,065 |  |  | $ | — |  |  | $ | 64,065 |
Marketable equity securities | 16,718 |  |  | 71 |  |  | — |  |  | 16,789 |
| $ | 16,718 |  |  | $ | 64,136 |  |  | $ | — |  |  | $ | 80,854 |
Liabilities |  |  |  |  |  |  |
Contingent consideration | $ | — |  |  | $ | — |  |  | $ | 1,764 |  |  | $ | 1,764 |
Changes in Level 3 Fair Value Measurements The following table is a reconciliation of the beginning and ending balance recorded for the contingent consideration classified as Level 3 in the fair value hierarchy:
Beginning balance, December 31, 2024 | $ | 1,764 |
Revision of estimate | (19) |
Ending balance, September 30, 2025 | $ | 1,745 |
The following table is a reconciliation of the beginning and ending balance recorded for the Advance to the Donald Project that is classified as Level 3 in the fair value hierarchy:
Beginning balance, June 30, 2025 | $ | 7,993 |
Revision of estimate | 236 |
Ending balance, September 30, 2025 | $ | 8,229 |

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- Definition Tabular disclosure of financial instrument measured at fair value on recurring or nonrecurring basis. Includes, but is not limited to, instrument classified in shareholders' equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 + Details
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