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v3.20.1

Note 6 - Business Segments and Sales of Products - Information About Reportable Segments (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Net sales | $ 136,925 | $ 152,617 |
Income (loss) from operations | (14,960) | (16,124) |
Greens Creek | 2,764,124 |  | $ 2,637,308
Greens Creek [Member] |  |  |
Net sales | 53,833 | 80,129 |
Income (loss) from operations | 4,117 | 25,433 |
Greens Creek | 631,246 |  | 639,047
Lucky Friday [Member] |  |  |
Net sales | 2,830 | 2,182 |
Income (loss) from operations | (8,120) | (2,781) |
Greens Creek | 488,854 |  | 440,615
Casa Berardi [Member] |  |  |
Net sales | 46,172 | 40,062 |
Income (loss) from operations | (3,880) | (10,519) |
Greens Creek | 698,433 |  | 703,511
San Sebastian [Member] |  |  |
Net sales | 9,927 | 12,600 |
Income (loss) from operations | 679 | (1,512) |
Greens Creek | 35,254 |  | 48,294
Nevada Operations [Member] |  |  |
Net sales | 24,163 | 17,644 |
Income (loss) from operations | 2,889 | (13,991) |
Greens Creek | 522,899 |  | 528,466
Other Segments [Member] |  |  |
Income (loss) from operations | (10,645) | $ (12,754) |
Greens Creek | $ 387,438 |  | $ 277,375

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