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For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.","units":{"USD":[{"end":"2010-12-31","val":90851709,"accn":"0001144204-11-045853","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":90851709,"accn":"0001144204-11-062974","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-10"},{"end":"2010-12-31","val":90851709,"accn":"0001144204-12-018063","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":90999575,"accn":"0001144204-11-045853","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":91056873,"accn":"0001144204-11-062974","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-10","frame":"CY2011Q3I"},{"end":"2011-12-31","val":91111640,"accn":"0001144204-12-018063","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":91111640,"accn":"0001144204-12-027601","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10"},{"end":"2011-12-31","val":91111640,"accn":"0001144204-12-045626","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-14"},{"end":"2011-12-31","val":91111640,"accn":"0001144204-12-062526","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14"},{"end":"2011-12-31","val":91111640,"accn":"0001144204-13-018280","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":91154607,"accn":"0001144204-12-027601","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10","frame":"CY2012Q1I"},{"end":"2012-06-30","val":93966029,"accn":"0001144204-12-045626","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-14","frame":"CY2012Q2I"},{"end":"2012-09-30","val":94009650,"accn":"0001144204-12-062526","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14","frame":"CY2012Q3I"},{"end":"2012-12-31","val":94030603,"accn":"0001144204-13-018280","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":94030603,"accn":"0001144204-13-028681","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-14"},{"end":"2012-12-31","val":94030603,"accn":"0001144204-13-045972","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-14"},{"end":"2012-12-31","val":94030603,"accn":"0001144204-13-061822","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":94030603,"accn":"0001144204-14-016879","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-20","frame":"CY2012Q4I"},{"end":"2013-03-31","val":94066561,"accn":"0001144204-13-028681","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-14","frame":"CY2013Q1I"},{"end":"2013-06-30","val":114341032,"accn":"0001144204-13-045972","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-14","frame":"CY2013Q2I"},{"end":"2013-09-30","val":119763983,"accn":"0001144204-13-061822","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":119885371,"accn":"0001144204-14-016879","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-20"},{"end":"2013-12-31","val":119885371,"accn":"0001144204-14-030409","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":119885371,"accn":"0001144204-14-049342","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":119885371,"accn":"0001144204-14-067815","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-13"},{"end":"2013-12-31","val":119885371,"accn":"0001144204-15-017319","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-19","frame":"CY2013Q4I"},{"end":"2014-03-31","val":120017448,"accn":"0001144204-14-030409","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":120149345,"accn":"0001144204-14-049342","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":120267268,"accn":"0001144204-14-067815","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-13","frame":"CY2014Q3I"},{"end":"2014-12-31","val":125434483,"accn":"0001144204-15-017319","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-19","frame":"CY2014Q4I"}]}},"AdditionalPaidInCapitalCommonStock":{"label":"Additional Paid in Capital, Common Stock","description":"Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in 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