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Note 2 -Business Segments and Sales of Products (Tables) | 9 Months Ended
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Sep. 30, 2023
Table Text Block [Abstract] |
Schedule of Segment Reporting Information, by Segment [Table Text Block] | The following tables present information about our reportable segments sales for the three and nine months ended September 30, 2023 and 2022 (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Total sales: |  |  |  |  |  |  |  |  |  |  |  |
Greens Creek |  | $ | 96,459 |  |  | $ | 60,875 |  |  | $ | 290,961 |  |  | $ | 239,688 |
Lucky Friday |  |  | 21,409 |  |  |  | 28,460 |  |  |  | 113,167 |  |  |  | 102,380 |
Keno Hill |  |  | 16,001 |  |  |  | — |  |  |  | 17,582 |  |  |  | — |
Casa Berardi |  |  | 46,912 |  |  |  | 56,939 |  |  |  | 134,856 |  |  |  | 181,679 |
Nevada Operations |  |  | — |  |  |  | — |  |  |  | 960 |  |  |  | 268 |
Other |  |  | 1,125 |  |  |  | 65 |  |  |  | 2,011 |  |  |  | 65 |
|  | $ | 181,906 |  |  | $ | 146,339 |  |  | $ | 559,537 |  |  | $ | 524,080 |
Income (loss) from operations: |  |  |  |  |  |  |  |  |  |  |  |
Greens Creek |  | $ | 31,169 |  |  | $ | 1,378 |  |  | $ | 92,824 |  |  | $ | 63,768 |
Lucky Friday |  |  | (4,935 | ) |  |  | 4,269 |  |  |  | 20,161 |  |  |  | 18,568 |
Keno Hill |  |  | (7,462 | ) |  |  | (2,324 | ) |  |  | (24,145 | ) |  |  | (2,324 | )
Casa Berardi |  |  | (12,433 | ) |  |  | (5,226 | ) |  |  | (35,492 | ) |  |  | (8,497 | )
Nevada Operations |  |  | (6,061 | ) |  |  | (8,917 | ) |  |  | (16,981 | ) |  |  | (30,879 | )
Other |  |  | (12,919 | ) |  |  | (14,639 | ) |  |  | (38,644 | ) |  |  | (43,625 | )
|  | $ | (12,641 | ) |  | $ | (25,459 | ) |  | $ | (2,277 | ) |  | $ | (2,989 | )
The following table presents total assets by reportable segment as of September 30, 2023 and December 31, 2022 (in thousands):
|  | September 30, 2023 |  |  | December 31, 2022 |
Total assets: |  |  |  |  |  |
Greens Creek |  | $ | 568,881 |  |  | $ | 582,687 |
Lucky Friday |  |  | 564,746 |  |  |  | 571,510 |
Keno Hill |  |  | 354,149 |  |  |  | 276,096 |
Casa Berardi |  |  | 694,030 |  |  |  | 681,631 |
Nevada Operations |  |  | 461,706 |  |  |  | 466,722 |
Other |  |  | 317,644 |  |  |  | 348,526 |
|  | $ | 2,961,156 |  |  | $ | 2,927,172 |
Revenue from External Customers by Products and Services [Table Text Block] | Total sales for the three and nine months ended September 30, 2023 and 2022 were as follows (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Silver |  | $ | 74,425 |  |  | $ | 45,924 |  |  | $ | 235,447 |  |  | $ | 182,306 |
Gold |  |  | 70,206 |  |  |  | 69,289 |  |  |  | 208,216 |  |  |  | 228,475 |
Lead |  |  | 15,719 |  |  |  | 16,033 |  |  |  | 62,778 |  |  |  | 56,912 |
Zinc |  |  | 33,066 |  |  |  | 28,051 |  |  |  | 91,912 |  |  |  | 94,865 |
Less: Smelter and refining charges |  |  | (12,550 | ) |  |  | (13,023 | ) |  |  | (40,743 | ) |  |  | (38,543 | )
Total metal sales |  |  | 180,866 |  |  |  | 146,274 |  |  |  | 557,610 |  |  |  | 524,015 |
Environmental remediation services |  |  | 1,040 |  |  |  | 65 |  |  |  | 1,927 |  |  |  | 65 |
Total sales |  | $ | 181,906 |  |  | $ | 146,339 |  |  | $ | 559,537 |  |  | $ | 524,080 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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