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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":"2010-02-28","val":7626602,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29","frame":"CY2010Q1I"},{"end":"2011-02-28","val":8060041,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29"},{"end":"2011-02-28","val":8060041,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2011Q1I"},{"end":"2012-02-29","val":8712743,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29"},{"end":"2012-02-29","val":8712743,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2012Q1I"},{"end":"2013-02-28","val":7559442,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29"},{"end":"2013-02-28","val":7559442,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2013Q1I"},{"end":"2014-02-28","val":9892973,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2014Q1I"}]}},"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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Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.","units":{"USD":[{"start":"2010-03-01","end":"2011-02-28","val":37880,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29","frame":"CY2010"},{"start":"2011-03-01","end":"2012-02-29","val":41200,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29"},{"start":"2011-03-01","end":"2012-02-29","val":41200,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2011"},{"start":"2012-03-01","end":"2013-02-28","val":37080,"accn":"0001437749-13-006817","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-29"},{"start":"2012-03-01","end":"2013-02-28","val":37080,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2012"},{"start":"2013-03-01","end":"2014-02-28","val":48280,"accn":"0001437749-14-010995","fy":2014,"fp":"FY","form":"10-K","filed":"2014-06-11","frame":"CY2013"}]}},"AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation":{"label":"Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation","description":"Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). 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Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. 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. Includes effect from exchange rate 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to Acquire Property, Plant, and Equipment","description":"The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed 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