2.4.0.840205 - Disclosure - Significant Accounting Policies (Schedule Of Investment In Palladium) (Details)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$Duration_4_1_2013_To_6_30_2013http://www.sec.gov/CIK0001459862duration2013-04-01T00:00:002013-06-30T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit14Standardhttp://www.xbrl.org/2009/utrozutr0USDUSD$2false USDfalsefalse$Duration_4_1_2012_To_6_30_2012http://www.sec.gov/CIK0001459862duration2012-04-01T00:00:002012-06-30T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$Duration_1_1_2013_To_6_30_2013http://www.sec.gov/CIK0001459862duration2013-01-01T00:00:002013-06-30T00:00:00Unit14Standardhttp://www.xbrl.org/2009/utrozutr0Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$4false USDfalsefalse$Duration_1_1_2012_To_6_30_2012http://www.sec.gov/CIK0001459862duration2012-01-01T00:00:002012-06-30T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit14Standardhttp://www.xbrl.org/2009/utrozutr0USDUSD$5false USDfalsefalse$Duration_1_1_2012_To_12_31_2012http://www.sec.gov/CIK0001459862duration2012-01-01T00:00:002012-12-31T00:00:00Unit14Standardhttp://www.xbrl.org/2009/utrozutr0Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 1us-gaap_AccountingPoliciesAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Significant Accounting Policies [Abstract]2false 2pall_OuncesOfPalladiumpall_falsenainstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse712474.5712474.5falsefalsefalse4truefalsefalse588255.6588255.6falsefalsefalse5truefalsefalse588255.6588255.6falsefalsefalsenum:massItemTypedecimalQuantity of the investment.No definition available.false256Opening balance (in Ounces)3false 2pall_CreationsOuncesOfPalladiumpall_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse156919.3156919.3falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse286166.1286166.1falsefalsefalsenum:massItemTypedecimalOunces of palladium received into the Trust's account in respect of creations.No definition available.false256Creations (in Ounces)4false 2pall_RedemptionsOuncesOfPalladiumpall_falsenadurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse-78419.2-78419.2falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse-157419.8-157419.8falsefalsefalsenum:massItemTypedecimalOunces of palladium paid out of the Trust's account in respect of redemptions.No definition available.false256Redemptions (in Ounces)5false 2pall_TransfersOfPalladiumOuncespall_falsenadurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse-2255.3-2255.3falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse-4527.4-4527.4falsefalsefalsenum:massItemTypedecimalOunces of palladium transferred to pay Trust's expenses.No definition available.false256Transfers of palladium to pay expenses (in Ounces)6false 2pall_OuncesOfPalladiumpall_falsenainstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse788719.3788719.3falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse788719.3788719.3falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse712474.5712474.5falsefalsefalsenum:massItemTypedecimalQuantity of the investment.No definition available.false256Closing balance (in Ounces)7false 2pall_InvestmentInPalladiumpall_falsedebitinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse445038000445038[1],[2]USD$falsetruefalse4truefalsefalse351083000351083USD$falsetruefalse5truefalsefalse351083000351083USD$falsetruefalsexbrli:monetaryItemTypemonetaryValue of investment in palladium received by the Trust in respect of the issuance of Shares at the lower of cost or market value as at the balance sheet date.No definition available.false2Opening balance8false 2pall_CreationsValueOfPalladiumpall_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse6487200064872falsefalsefalse2truefalsefalse3637600036376falsefalsefalse3truefalsefalse112794000112794falsefalsefalse4truefalsefalse172802000172802falsefalsefalse5truefalsefalse194997000194997falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of creations of palladium in investment.No definition available.false2Creations9false 2pall_ValueOfPalladiumDistributedForRedemptionOfSharespall_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTerseLabel1truefalsefalse-43861000-43861falsefalsefalse2truefalsefalse-6148000-6148falsefalsefalse3truefalsefalse-49996000-49996falsefalsefalse4truefalsefalse-6148000-6148falsefalsefalse5truefalsefalse-98236000-98236falsefalsefalsexbrli:monetaryItemTypemonetaryValue of palladium distributed at average cost for the redemption of Shares.No definition available.false2Redemptions10false 2pall_CostOfPalladiumTransferredToPayExpensespall_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTerseLabel1truefalsefalse-752000-752falsefalsefalse2truefalsefalse-747000-747falsefalsefalse3truefalsefalse-1430000-1430falsefalsefalse4truefalsefalse-1321000-1321falsefalsefalse5truefalsefalse-2806000-2806falsefalsefalsexbrli:monetaryItemTypemonetaryCost of Palladium transferred to pay Trust's expenses.No definition available.false2Transfers of palladium to pay expenses11false 2pall_InvestmentInPalladiumpall_falsedebitinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse506406000506406[1]USD$falsetruefalse2falsefalsefalse00falsefalsefalse3truefalsefalse506406000506406[1]USD$falsetruefalse4falsefalsefalse00falsefalsefalse5truefalsefalse445038000445038[1],[2]USD$falsetruefalsexbrli:monetaryItemTypemonetaryValue of investment in palladium received by the Trust in respect of the issuance of Shares at the lower of cost or market value as at the balance sheet date.No definition available.false2Closing balance1The investment in palladium is valued at the lower of cost or market value. Refer to note 2.1 for a breakdown of cost and market value of the investment in palladium.2Derived from audited Statement of Financial Condition as of December 31, 2012.falseSignificant Accounting Policies (Schedule Of Investment In Palladium) (Details) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.etfsecurities.com/role/DisclosureSignificantAccountingPoliciesScheduleOfInvestmentInPalladiumDetails511