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OTHER INCOME (EXPENSE) | 6 Months Ended
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Jun. 30, 2023
Other Income and Expenses [Abstract] |
OTHER INCOME (EXPENSE) | OTHER INCOME (EXPENSE) The following table includes the components of Other income (expense):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
Interest income | $ | 7,271 |  |  | $ | 2,234 |  |  | $ | 14,917 |  |  | $ | 3,799 |
Gain (loss) on investments and marketable securities sales |  | 6,550 |  |  |  | 3,929 |  |  |  | 11,402 |  |  |  | 5,586 |
Change in fair value of marketable securities |  | (746) |  |  |  | (2,876) |  |  |  | 1,120 |  |  |  | (3,799) |
Gain (loss) on sale of mineral properties, plant, and equipment |  | (810) |  |  |  | (757) |  |  |  | (1,050) |  |  |  | (1,341) |
Other |  | 104 |  |  |  | (4,925) |  |  |  | (968) |  |  |  | (7,007) |
Total | $ | 12,369 |  |  | $ | (2,395) |  |  | $ | 25,421 |  |  | $ | (2,762) |

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- Definition The entire disclosure for the components of non-operating income or non-operating expense, including, but not limited to, amounts earned from dividends, interest on securities, gain (loss) on securities sold, equity earnings of unconsolidated affiliates, gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(9)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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