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Note 2 -Business Segments and Sales of Products | 6 Months Ended
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Jun. 30, 2023
Disclosure Text Block [Abstract] |
Segment Reporting Disclosure [Text Block] | Note 2. Business Segments and Sales of Products We discover, acquire and develop mines and other mineral interests and produce and market (i) concentrates containing silver, gold, lead and zinc, (ii) carbon material containing silver and gold, and (iii) doré containing silver and gold. We are currently organized and managed in five segments: Greens Creek, Lucky Friday, Keno Hill, Casa Berardi and Nevada Operations. General corporate activities not associated with operating mines and their various exploration activities, as well as idle properties and environmental remediation services in the Yukon, Canada, are presented as “other.” The nature of the items that reconcile income (loss) from operations to income before income and mining taxes are not related to our reportable segments. The following tables present information about our reportable segments sales for the three and six months ended June 30, 2023 and 2022 (in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Net sales to unaffiliated customers: |  |  |  |  |  |  |  |  |  |  |  |
Greens Creek |  | $ | 95,891 |  |  | $ | 92,723 |  |  | $ | 194,502 |  |  | $ | 178,813 |
Lucky Friday |  |  | 42,648 |  |  |  | 35,880 |  |  |  | 91,758 |  |  |  | 73,920 |
Keno Hill |  |  | 1,581 |  |  |  | — |  |  |  | 1,581 |  |  |  | — |
Casa Berardi |  |  | 36,946 |  |  |  | 62,639 |  |  |  | 87,944 |  |  |  | 124,740 |
Nevada Operations |  |  | 687 |  |  |  | — |  |  |  | 959 |  |  |  | 268 |
Other |  |  | 378 |  |  |  | — |  |  |  | 887 |  |  |  | — |
|  | $ | 178,131 |  |  | $ | 191,242 |  |  | $ | 377,631 |  |  | $ | 377,741 |
Income (loss) from operations: |  |  |  |  |  |  |  |  |  |  |  |
Greens Creek |  | $ | 30,414 |  |  | $ | 27,803 |  |  | $ | 61,655 |  |  | $ | 62,389 |
Lucky Friday |  |  | 10,526 |  |  |  | 5,528 |  |  |  | 25,096 |  |  |  | 14,299 |
Keno Hill |  |  | (9,920 | ) |  |  | — |  |  |  | (16,683 | ) |  |  | — |
Casa Berardi |  |  | (9,366 | ) |  |  | (572 | ) |  |  | (23,059 | ) |  |  | (3,271 | )
Nevada Operations |  |  | (5,510 | ) |  |  | (9,728 | ) |  |  | (10,920 | ) |  |  | (21,963 | )
Other |  |  | (11,333 | ) |  |  | (15,319 | ) |  |  | (25,725 | ) |  |  | (28,984 | )
|  | $ | 4,811 |  |  | $ | 7,712 |  |  | $ | 10,364 |  |  | $ | 22,470 |
The following table presents total assets by reportable segment as of June 30, 2023 and December 31, 2022 (in thousands):
|  | June 30, 2023 |  |  | December 31, 2022 |
Total assets: |  |  |  |  |  |
Greens Creek |  | $ | 569,367 |  |  | $ | 582,687 |
Lucky Friday |  |  | 561,012 |  |  |  | 571,510 |
Keno Hill |  |  | 326,796 |  |  |  | 276,096 |
Casa Berardi |  |  | 710,027 |  |  |  | 681,631 |
Nevada Operations |  |  | 463,520 |  |  |  | 466,722 |
Other |  |  | 314,737 |  |  |  | 348,526 |
|  | $ | 2,945,459 |  |  | $ | 2,927,172 |
Our sales for the three and six months ended June 30, 2023 are comprised of metal sales as described below, and $0.4 million and $0.9 million, respectively, of revenue from our environmental remediation services in the Yukon. Sales by metal for the three and six months ended June 30, 2023 and 2022 were as follows (in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Silver |  | $ | 79,489 |  |  | $ | 70,050 |  |  | $ | 161,022 |  |  | $ | 136,382 |
Gold |  |  | 62,924 |  |  |  | 82,018 |  |  |  | 138,010 |  |  |  | 159,186 |
Lead |  |  | 21,657 |  |  |  | 21,314 |  |  |  | 47,059 |  |  |  | 40,878 |
Zinc |  |  | 25,903 |  |  |  | 31,176 |  |  |  | 58,846 |  |  |  | 66,814 |
Less: Smelter and refining charges |  |  | (12,220 | ) |  |  | (13,316 | ) |  |  | (28,193 | ) |  |  | (25,519 | )
|  | $ | 177,753 |  |  | $ | 191,242 |  |  | $ | 376,744 |  |  | $ | 377,741 |
Sales of metals for the three and six months ended June 30, 2023 included net gains of $8.2 million and $9.1 million, respectively, on financially-settled forward option contracts for silver, gold, lead and zinc. Sales of metals for the three and six months ended June 30, 2022 included net gains of $11.3 million and $6.6 million, respectively, on such contracts. See Note 8 for more information.

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-15 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-31 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-40 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//280/tableOfContent Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 26 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-26 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-34 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-21 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-21 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 + Details
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