{"cik":1132597,"taxonomy":"us-gaap","tag":"EarningsPerShareBasic","label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","entityName":"Itau Unibanco Holding S.A.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":2.32,"accn":"0001144204-10-032612","fy":2009,"fp":"FY","form":"20-F/A","filed":"2010-06-09","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":1.49,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2008"},{"start":"2008-01-01","end":"2008-12-31","val":1.49,"accn":"0001144204-10-032612","fy":2009,"fp":"FY","form":"20-F/A","filed":"2010-06-09"},{"start":"2009-01-01","end":"2009-06-30","val":1.95,"accn":"0001144204-10-051763","fy":2010,"fp":"Q2","form":"6-K","filed":"2010-09-30"},{"start":"2009-01-01","end":"2009-12-31","val":3.25,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":3.25,"accn":"0001144204-10-032612","fy":2009,"fp":"FY","form":"20-F/A","filed":"2010-06-09"},{"start":"2010-01-01","end":"2010-06-30","val":1.19,"accn":"0001144204-10-051763","fy":2010,"fp":"Q2","form":"6-K","filed":"2010-09-30"},{"start":"2010-01-01","end":"2010-12-31","val":2.44,"accn":"0001144204-11-040321","fy":2010,"fp":"FY","form":"20-F/A","filed":"2011-07-13","frame":"CY2010"}]}}