4. Accounts Receivable and Due to Factor (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Accounts Receivable And Due To Factor Tables
Accounts receivable - non factored	$ 445,391UAMY_AccountsReceivableNonFactored1	$ 402,351UAMY_AccountsReceivableNonFactored1
Accounts receivable - factored with recourse	13,314	177,701
Less allowance for doubtful accounts	(4,031)	(4,031)
Accounts receivable - net	$ 454,674us-gaap_AccountsAndNotesReceivableNet	$ 576,021us-gaap_AccountsAndNotesReceivableNet

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 4

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5074-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.4)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_AllowanceForDoubtfulAccountsReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant