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4. Accounts Receivable and Due to Factor (Details) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Accounts Receivable And Due To Factor Tables    
Accounts receivable - non factored $ 385,263UAMY_AccountsReceivableNonFactored1 $ 445,391UAMY_AccountsReceivableNonFactored1
Accounts receivable - factored with recourse 154,524UAMY_AccountsReceivableFactoredWithRecourse 13,314UAMY_AccountsReceivableFactoredWithRecourse
Less allowance for doubtful accounts (4,031)us-gaap_AllowanceForDoubtfulAccountsReceivable (4,031)us-gaap_AllowanceForDoubtfulAccountsReceivable
Accounts receivable - net $ 535,756us-gaap_AccountsAndNotesReceivableNet $ 454,674us-gaap_AccountsAndNotesReceivableNet