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Premium","description":"The excess of the (1) fair value of consideration transferred to the holders of a security in excess of (2) the carrying amount of the security reported on the registrant's balance sheet, which will be deducted from net earnings to derive net earnings available to common shareholders. This amount is generally an adjustment considered in the computation of earnings per share.","units":{"USD":[{"end":"2011-03-08","val":915000,"accn":"0001193125-15-385265","fy":2015,"fp":"FY","form":"10-K","filed":"2015-11-23","frame":"CY2011Q1I"},{"start":"2011-09-01","end":"2012-08-31","val":915000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19","frame":"CY2012"},{"start":"2012-09-01","end":"2013-08-31","val":915000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26","frame":"CY2013"},{"start":"2013-09-01","end":"2014-08-31","val":915000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2014"}]}},"RelatedPartyTransactionDueFromToRelatedPartyCurrent":{"label":"Related Party Transaction, Due from (to) Related Party, Current","description":"Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date within one year where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth.","units":{"USD":[{"end":"2011-08-31","val":175000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19","frame":"CY2011Q3I"},{"end":"2012-08-31","val":-15000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19"},{"end":"2012-08-31","val":-15000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26","frame":"CY2012Q3I"},{"end":"2013-08-31","val":32000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26"},{"end":"2013-08-31","val":32000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2013Q3I"},{"end":"2014-08-31","val":-151000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2014Q3I"}]}},"RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty":{"label":"Related Party Transaction, Expenses from Transactions with Related Party","description":"Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.","units":{"USD":[{"start":"2009-09-01","end":"2010-08-31","val":1243000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19","frame":"CY2010"},{"start":"2010-09-01","end":"2011-08-31","val":1266000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19"},{"start":"2010-09-01","end":"2011-08-31","val":1266000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26","frame":"CY2011"},{"start":"2011-09-01","end":"2012-08-31","val":1289000,"accn":"0001193125-12-475519","fy":2012,"fp":"FY","form":"10-K","filed":"2012-11-19"},{"start":"2011-09-01","end":"2012-08-31","val":1289000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26"},{"start":"2011-09-01","end":"2012-08-31","val":1289000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2012"},{"start":"2012-09-01","end":"2013-08-31","val":1289000,"accn":"0001193125-13-454420","fy":2013,"fp":"FY","form":"10-K","filed":"2013-11-26"},{"start":"2012-09-01","end":"2013-08-31","val":1229000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2013"},{"start":"2013-09-01","end":"2014-08-31","val":1207000,"accn":"0001193125-14-421650","fy":2014,"fp":"FY","form":"10-K","filed":"2014-11-21","frame":"CY2014"}]}},"RepaymentsOfLinesOfCredit":{"label":"Repayments 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