XML 41 R33.htm IDEA: XBRL DOCUMENT
v2.4.1.9

11. Stockholder's Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Equity [Abstract] |
Common Stock Warrants |
Balance, December 31, 2012 |  |  | 1,934,667 |  |  | $ | .25 - $4.50 |
Warrants issued |  |  | 629,740 |  |  | $ | 1.20-$1.60 |
Warrants exercised |  |  | (25,000 | ) |  | $ | 1.20 |
Warrants expired |  |  | (50,000 | ) |  | $ | 4.50 |
Balance, December 31, 2013 |  |  | 2,489,407 |  |  | $ | 0.25-$4.50 |
Warrants exercised |  |  | (310,625 | ) |  | $ | 1.20-$1.60 |
Warrants expired |  |  | (1,451,865 | ) |  |  |  |
Balance, December 31, 2014 |  |  | 726,917 |  |  | $ | 0.25-$4.50 |
Warrants Maturity |
Year ending December 31: |  |  |
2015 |  |  | 476,917 |
Thereafter |  |  | 250,000 |
|  |  | 726,917 |

X
- Definition Common stock warrant. + References No definition available. + Details
Name: | UAMY_CommonStockWarrantTableTextBlock
Namespace Prefix: | UAMY_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of all investments in certain debt and equity securities for which the entity has the positive intent and ability to hold until maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5086-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6435544&loc=d3e41834-113960 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27405-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration