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Investments | 6 Months Ended
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Jun. 30, 2020
Investment in Marketable Securities [Abstract] |
Investments in Debt and Marketable Equity Securities | INVESTMENTS Equity and Debt Securities The Company makes strategic investments in equity and debt securities of silver and gold exploration, development and royalty and streaming companies.
| At June 30, 2020 |  |  |  |  |  |
In thousands | Cost |  | Gross Unrealized Losses |  | Gross Unrealized Gains |  | Estimated Fair Value
Equity Securities |  |  |  |  |  |  |
Metalla Royalty & Streaming Ltd. | $ | 1,852 |  |  | $ | — |  |  | $ | 2,964 |  |  | $ | 4,816 |
Integra Resources Corp. | 5,000 |  |  | — |  |  | 3,023 |  |  | 8,023 |
Rockhaven Resources Ltd. | 2,064 |  |  | (398) |  |  | — |  |  | 1,666 |
Other | 448 |  |  | — |  |  | 133 |  |  | 581 |
Equity securities | $ | 9,364 |  |  | $ | (398) |  |  | $ | 6,120 |  |  | $ | 15,086 |
| At December 31, 2019 |  |  |  |  |  |
In thousands | Cost |  | Gross Unrealized Losses |  | Gross Unrealized Gains |  | Estimated Fair Value
Equity Securities |  |  |  |  |  |  |
Metalla Royalty & Streaming Ltd. | $ | 10,463 |  |  | $ | — |  |  | $ | 17,725 |  |  | $ | 28,188 |
Integra Resources Corp. | 5,000 |  |  | — |  |  | 355 |  |  | 5,355 |
Rockhaven Resources, Ltd. | 2,064 |  |  | (376) |  |  | — |  |  | 1,688 |
Other | 1,304 |  |  | (889) |  |  | — |  |  | 415 |
Equity securities | $ | 18,831 |  |  | $ | (1,265) |  |  | $ | 18,080 |  |  | $ | 35,646 |
On June 30, 2020, the Company completed the sale of 3,910,000 shares of common stock of Metalla Royalty & Streaming Ltd. (“Metalla”) (“Metalla Common Shares”) at a price of $5.30 per Metalla Common Share for gross proceeds of $20.7 million. After transaction related expenses of $1.3 million, the Company recorded a realized gain of $11.6 million on the sale of the Metalla Common Shares. In addition, on June 30, 2020, one of the Company’s subsidiaries completed the repurchase from Metalla of a 0.3875% royalty interest in the Company’s Wharf mine in exchange for 421,554 Metalla Common Shares. Based on the closing price of Metalla Common Shares on June 30, 2020, the Company recorded a realized gain of $1.4 million on the royalty repurchase transaction. Following the completion of both transactions, the Company held 909,756 Metalla Common Shares.

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- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2209399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2176304 + Details
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