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For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred 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Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued 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Includes effect from exchange rate 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of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred 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to Affiliate, Current","description":"Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2013-02-28","val":0,"accn":"0001360564-14-000032","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-15"},{"end":"2013-02-28","val":0,"accn":"0001360564-14-000034","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-15","frame":"CY2013Q1I"},{"end":"2014-02-28","val":200,"accn":"0001360564-14-000032","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-15"},{"end":"2014-02-28","val":200,"accn":"0001360564-14-000034","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-15"},{"end":"2014-02-28","val":200,"accn":"0001360564-14-000047","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-07-28"},{"end":"2014-02-28","val":200,"accn":"0001360564-14-000054","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-10-20","frame":"CY2014Q1I"},{"end":"2014-05-31","val":200,"accn":"0001360564-14-000047","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-07-28","frame":"CY2014Q2I"},{"end":"2014-08-31","val":92280,"accn":"0001360564-14-000054","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-10-20","frame":"CY2014Q3I"}]}},"EarningsPerShareBasicAndDiluted":{"label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2010-03-01","end":"2010-08-31","val":0,"accn":"0001019687-11-003256","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-10-24"},{"start":"2010-06-01","end":"2010-08-31","val":0,"accn":"0001019687-11-003256","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-10-24","frame":"CY2010Q3"},{"start":"2010-03-01","end":"2010-11-30","val":0,"accn":"0001019687-12-000194","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-01-23"},{"start":"2010-09-01","end":"2010-11-30","val":0,"accn":"0001019687-12-000194","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-01-23","frame":"CY2010Q4"},{"start":"2010-03-01","end":"2011-02-28","val":-0.02,"accn":"0001019687-12-002426","fy":2011,"fp":"FY","form":"10-K","filed":"2012-07-16","frame":"CY2010"},{"start":"2011-03-01","end":"2011-05-31","val":-0.03,"accn":"0001167966-12-000218","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-07-23"},{"start":"2011-03-01","end":"2011-05-31","val":-0.03,"accn":"0001019687-12-003099","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-08-31","frame":"CY2011Q2"},{"start":"2011-03-01","end":"2011-08-31","val":-0.03,"accn":"0001019687-12-003750","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-10-23"},{"start":"2011-03-01","end":"2011-08-31","val":-0.03,"accn":"0001019687-11-003256","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-10-24"},{"start":"2011-06-01","end":"2011-08-31","val":-0.03,"accn":"0001019687-12-003750","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-10-23","frame":"CY2011Q3"},{"start":"2011-06-01","end":"2011-08-31","val":-0.03,"accn":"0001019687-11-003256","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-10-24"},{"start":"2011-03-01","end":"2011-11-30","val":-0.07,"accn":"0001019687-12-000194","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-01-23"},{"start":"2011-09-01","end":"2011-11-30","val":-0.02,"accn":"0001019687-12-000194","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-01-23","frame":"CY2011Q4"},{"start":"2011-03-01","end":"2012-02-29","val":-0.06,"accn":"0001019687-12-002426","fy":2011,"fp":"FY","form":"10-K","filed":"2012-07-16","frame":"CY2011"},{"start":"2012-03-01","end":"2012-05-31","val":-0.01,"accn":"0001167966-12-000218","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-07-23"},{"start":"2012-03-01","end":"2012-05-31","val":-0.01,"accn":"0001019687-12-003099","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-08-31","frame":"CY2012Q2"},{"start":"2012-03-01","end":"2012-08-31","val":-0.05,"accn":"0001019687-12-003750","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-10-23"},{"start":"2012-06-01","end":"2012-08-31","val":-0.04,"accn":"0001019687-12-003750","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-10-23","frame":"CY2012Q3"}]}},"EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent","description":"Percentage of domestic federal statutory tax rate applicable to pretax income (loss).","units":{"pure":[{"start":"2011-03-01","end":"2012-02-28","val":0.35,"accn":"0001019687-13-002157","fy":2012,"fp":"FY","form":"10-K","filed":"2013-06-03","frame":"CY2011"},{"start":"2012-03-01","end":"2013-02-28","val":0.35,"accn":"0001019687-13-002157","fy":2012,"fp":"FY","form":"10-K","filed":"2013-06-03","frame":"CY2012"}]}},"ExplorationExpense":{"label":"Exploration Expense","description":"\"Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. 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