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16. Business Segments | 12 Months Ended
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Dec. 31, 2016
Segment Reporting [Abstract] |
Business Segments | The Company is currently organized and managed by four segments, which represent the three operating units: United States antimony operations, Mexican antimony operations and United States zeolite operations, and separate segment for revenue received from the sale of precious metals recovered from the antimony process. The Company’s precious metals segment was added as a new reporting segment in 2016. The precious metals activity has been reclassified from the antimony segment for 2015. The Company’s Other operating costs include general and administrative expenses, freight and delivery, and other non-production related costs. Other income and expense consists primarily of interest income and expense and factoring expense. The Madero smelter and Puerto Blanco mill at the Company’s Mexico operation brings antimony up to an intermediate stage, which is then shipped to the United States operation for finishing and sales at the Thompson Falls, Montana plant. The Zeolite operation produces Zeolite near Preston, Idaho. Almost all of the sales of products from the United States antimony and Zeolite operations are to customers in the United States. Precious metal revenues are from sales to customers in the United States and Canada. Segment disclosures regarding sales to major customers and for property, plant, and equipment are located in Notes 2 and 6, respectively.
Properties, plants |  | December 31, |  |  | December 31, |
and equipment, net: |  | 2016 |  |  | 2015 |
Antimony |  |  |  |  |  |
United States |  | $ | 1,892,103 |  |  | $ | 1,937,402 |
Mexico |  |  | 12,331,310 |  |  |  | 12,539,805 |
Subtotal Antimony |  |  | 14,223,413 |  |  |  | 14,477,207 |
Zeolite |  |  | 1,472,553 |  |  |  | 1,553,126 |
Total |  | $ | 15,695,966 |  |  | $ | 16,030,333 |
Total Assets: |  | December 31, 2016 |  |  | December 31, 2015 |
Antimony |  |  |  |  |  |
United States |  | $ | 2,693,614 |  |  | $ | 2,676,263 |
Mexico |  |  | 13,027,952 |  |  |  | 13,400,895 |
Subtotal Antimony |  |  | 15,721,566 |  |  |  | 16,077,158 |
Zeolite |  |  | 2,044,432 |  |  |  | 2,183,043 |
Total |  | $ | 17,765,998 |  |  | $ | 18,260,201 |
|  | For the year ended |  |  | For the year ended |
Capital expenditures: |  | December 31, 2016 |  |  | December 31, 2015 |
Antimony |  |  |  |  |  |
United States |  | $ | 36,028 |  |  | $ | 33,028 |
Mexico |  |  | 496,046 |  |  |  | 3,435,002 |
Subtotal Antimony |  |  | 532,074 |  |  |  | 3,468,030 |
Zeolite |  |  | 133,296 |  |  |  | 196,238 |
Total |  | $ | 665,370 |  |  | $ | 3,664,268 |
Segment Operations for the |  | Antimony |  |  | Antimony |  |  | Precious |  |  | Bear River |  |  |  |
Year ended December 31, 2016 |  | USA |  |  | Mexico |  |  | Metals |  |  | Zeolite |  |  | Totals |
Total revenues |  | $ | 8,740,602 |  |  | $ | 3,568 |  |  | $ | 672,871 |  |  | $ | 2,473,094 |  |  | $ | 11,890,135 |
Depreciation and amortization |  |  | 81,328 |  |  |  | 704,541 |  |  |  | - |  |  |  | 213,868 |  |  |  | 999,737 |
Income (loss) from operations |  |  | 4,048,193 |  |  |  | (5,109,734 | ) |  |  | - |  |  |  | 245,019 |  |  |  | (816,522 | )
Income tax expense |  |  | (13,090 | ) |  |  | (285,048 | ) |  |  | - |  |  |  | - |  |  |  | (298,138 | )
Other income (expense) |  |  | (34,262 | ) |  |  | (149,165 | ) |  |  | - |  |  |  | (11,113 | ) |  |  | (194,540 | )
NET INCOME (LOSS) |  | $ | 2,859,972 |  |  | $ | (5,133,439 | ) |  | $ | 672,871 |  |  | $ | 233,907 |  |  | $ | (1,309,200 | )
Segment Operations for the |  | Antimony |  |  | Antimony |  |  | Precious |  |  | Bear River |  |  |  |
Year ended December 31, 2015 |  | USAC |  |  | Mexico |  |  | Metals |  |  | Zeolite |  |  | Totals |
Total revenues |  | $ | 9,856,398 |  |  | $ | 7,535 |  |  | $ | 491,426 |  |  | $ | 2,753,644 |  |  | $ | 13,109,003 |
Depreciation and amortization |  |  | 61,819 |  |  |  | 649,526 |  |  |  | - |  |  |  | 221,441 |  |  |  | 932,786 |
Income (loss) from operations |  |  | 4,990,865 |  |  |  | (6,311,265 | ) |  |  | - |  |  |  | 511,403 |  |  |  | (808,997 | )
Other income (expense): |  |  | (24,280 | ) |  |  | - |  |  |  | - |  |  |  | (5,255 | ) |  |  | (29,534 | )
NET INCOME (LOSS) |  | $ | 4,475,160 |  |  | $ | (6,311,265 | ) |  | $ | 491,426 |  |  | $ | 506,148 |  |  | $ | (838,531 | )

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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/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8981-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8971-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8595-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8380-108599 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8933-108599 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8844-108599 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8984-108599 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9031-108599 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9054-108599 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8538-108599 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 29 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8864-108599 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8924-108599 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 + Details
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