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Significant Accounting Policies (Schedule Of Bullion Receivable And Payable) (Details) $ in Thousands | Dec. 31, 2014 USD ($)
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Significant Accounting Policies [Abstract] |
Bullion receivable | $ 3,080

X
- Definition Amount of bullion receivable at market value as of the reporting date. + References No definition available. + Details
Name: | gltr_BullionReceivableAtMarketValue
Namespace Prefix: | gltr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration