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OTHER INCOME (EXPENSE)
6 Months Ended
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,
2023202220232022
Interest income$7,271 $2,234 $14,917 $3,799 
Gain (loss) on investments and marketable securities sales6,550 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)
Other104 (4,925)(968)(7,007)
Total$12,369 $(2,395)$25,421 $(2,762)