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14. Income Taxes (Details Narrative) (USD $) | Dec. 31, 2014
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Operating loss carryforwards | $ 600,000 us-gaap_OperatingLossCarryforwards | [1]
Montana [Member] |  |
Operating loss carryforwards | 2,016,000 us-gaap_OperatingLossCarryforwards / us-gaap_IncomeTaxAuthorityAxis = UAMY_MontanaStateMember | [2]
Idaho state [Member] |  |
Operating loss carryforwards | 1,140,000 us-gaap_OperatingLossCarryforwards / us-gaap_IncomeTaxAuthorityAxis = UAMY_IdahoStateMember | [3]
Mexican |  |
Operating loss carryforwards | $ 6,400,000 us-gaap_OperatingLossCarryforwards / us-gaap_IncomeTaxAuthorityAxis = us-gaap_MexicanTaxAuthorityMember | [4]
[1] | Expire at various dates between 2029 and 2034
[2] | Expire between 2016 and 2021
[3] | Expire in 2032 and 2034
[4] | Expire between 2021 and 2024

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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- Details
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- Details
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