XML 34 R23.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 2 - Summary of Significant Accounting Policies (Details) - An Adjustment to Reclassify the Balance of Redeemable Capital Shares (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Note 2 - Summary of Significant Accounting Policies (Details) - An Adjustment to Reclassify the Balance of Redeemable Capital Shares [Line Items]        
Redeemable capital Shares   $ 6,271,029us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests $ 11,645,298us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests $ 8,416,801us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
Redeemable capital Shares   (6,271,029)iau_ReclassificationOfRedeemableCapitalSharesToShareholdersEquity    
Shareholders’ equity 6,213,387us-gaap_StockholdersEquity [1] 0us-gaap_StockholdersEquity (2,332,728)us-gaap_StockholdersEquity [2] (1,846,637)us-gaap_StockholdersEquity [2]
Shareholders’ equity   6,271,029iau_ReclassificationOfRedeemableCapitalSharesToShareholdersEquity    
Scenario, Previously Reported [Member]        
Note 2 - Summary of Significant Accounting Policies (Details) - An Adjustment to Reclassify the Balance of Redeemable Capital Shares [Line Items]        
Redeemable capital Shares   6,271,029us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember		    
Scenario, After Application of ASU 2013-08 [Member]        
Note 2 - Summary of Significant Accounting Policies (Details) - An Adjustment to Reclassify the Balance of Redeemable Capital Shares [Line Items]        
Shareholders’ equity $ 6,213,387us-gaap_StockholdersEquity
/ us-gaap_StatementScenarioAxis
= iau_ScenarioAfterApplicationOfASU201308Member		 [1] $ 6,271,029us-gaap_StockholdersEquity
/ us-gaap_StatementScenarioAxis
= iau_ScenarioAfterApplicationOfASU201308Member		 [1],[2]    
[1] Represents net asset value. Please refer to Note 2D.
[2] The Trust reclassified redeemable capital Shares as of December 31, 2013 into shareholders' equity as part of its transition to investment company accounting effective January 1, 2014. Please refer to Note 2B.