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Other, Net (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Other Income and Expenses [Abstract] |  |  |
Foreign exchange gain (loss) | $ (4,346) | $ (9,069) | $ 1,281
Gain (loss) on sale of assets and investments | (714) | 19 | (1,037)
Write-Down of Manquiri Consideration | 133 | (18,599) | 0
Write-Down of RMC Receivable | (1,040) | (6,536) | 0
Gain on sale of the Joaquin project | 0 | 0 | 21,138
Gain on repurchase of the Rochester royalty obligation | 0 | 0 | 2,332
Mexico Inflation Adjustment | 0 | 1,939 | 0
Interest Income, Other | 199 | 1,776 | 0
Gain (loss) on the sale of the Endeavor stream and other royalties | 0 | 0 | 1,036
Other than Temporary Impairment Losses, Investments | 0 | 0 | (426)
Other | 2,575 | 5,765 | 2,319
Other, net | $ (3,193) | $ (24,705) | $ 26,643

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