{"cik":1132597,"taxonomy":"us-gaap","tag":"IntangibleAssetsNetExcludingGoodwill","label":"Intangible Assets, Net (Excluding Goodwill)","description":"Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.","entityName":"Itau Unibanco Holding S.A.","units":{"BRL":[{"end":"2008-12-31","val":6676000000,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2008Q4I"},{"end":"2008-12-31","val":6676000000,"accn":"0001144204-10-032612","fy":2009,"fp":"FY","form":"20-F/A","filed":"2010-06-09"},{"end":"2009-12-31","val":22569000000,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2009Q4I"},{"end":"2009-12-31","val":22569000000,"accn":"0001144204-10-051763","fy":2010,"fp":"Q2","form":"6-K","filed":"2010-09-30"},{"end":"2009-12-31","val":22569000000,"accn":"0001144204-10-032612","fy":2009,"fp":"FY","form":"20-F/A","filed":"2010-06-09"},{"end":"2010-06-30","val":20196000000,"accn":"0001144204-10-051763","fy":2010,"fp":"Q2","form":"6-K","filed":"2010-09-30","frame":"CY2010Q2I"},{"end":"2010-12-31","val":18148000000,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2010Q4I"}]}}