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Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.","units":{"USD":[{"end":"2010-11-30","val":6381918,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07"},{"end":"2010-11-30","val":6381918,"accn":"0001214659-12-001136","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-14","frame":"CY2010Q4I"},{"end":"2011-08-31","val":6489918,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07","frame":"CY2011Q3I"},{"end":"2011-11-30","val":6585880,"accn":"0001214659-12-001136","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-14"},{"end":"2011-11-30","val":6585880,"accn":"0001214659-12-001646","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-04-12"},{"end":"2011-11-30","val":6585880,"accn":"0001214659-12-003087","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-18"},{"end":"2011-11-30","val":6585880,"accn":"0001214659-12-004969","fy":2012,"fp":"Q3","form":"10-Q/A","filed":"2012-11-09"},{"end":"2011-11-30","val":6585880,"accn":"0001214659-13-001744","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-01","frame":"CY2011Q4I"},{"end":"2012-02-29","val":6585880,"accn":"0001214659-12-001646","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-04-12","frame":"CY2012Q1I"},{"end":"2012-05-31","val":6585880,"accn":"0001214659-12-003087","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-18","frame":"CY2012Q2I"},{"end":"2012-08-31","val":6585880,"accn":"0001214659-12-004969","fy":2012,"fp":"Q3","form":"10-Q/A","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-11-30","val":6585880,"accn":"0001214659-13-001744","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-01"},{"end":"2012-11-30","val":6585880,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15"},{"end":"2012-11-30","val":6585880,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19"},{"end":"2012-11-30","val":6585880,"accn":"0001214659-13-005799","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-10-21"},{"end":"2012-11-30","val":6585880,"accn":"0001214659-14-005720","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-08","frame":"CY2012Q4I"},{"end":"2013-02-28","val":6585880,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15","frame":"CY2013Q1I"},{"end":"2013-05-31","val":6585880,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19","frame":"CY2013Q2I"},{"end":"2013-08-31","val":6585880,"accn":"0001214659-13-005799","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-10-21","frame":"CY2013Q3I"},{"end":"2013-11-30","val":6793041,"accn":"0001214659-14-005720","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-08"},{"end":"2013-11-30","val":6793041,"accn":"0001214659-14-006409","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-09-10"},{"end":"2013-11-30","val":6793041,"accn":"0001214659-14-007172","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-10-24"},{"end":"2013-11-30","val":6793041,"accn":"0001214659-15-004644","fy":2014,"fp":"Q3","form":"10-Q","filed":"2015-06-05"},{"end":"2013-11-30","val":6793041,"accn":"0001214659-15-005110","fy":2014,"fp":"FY","form":"10-K","filed":"2015-06-30","frame":"CY2013Q4I"},{"end":"2014-02-28","val":6793041,"accn":"0001214659-14-006409","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-09-10","frame":"CY2014Q1I"},{"end":"2014-05-31","val":6793041,"accn":"0001214659-14-007172","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-10-24","frame":"CY2014Q2I"},{"end":"2014-08-31","val":6793041,"accn":"0001214659-15-004644","fy":2014,"fp":"Q3","form":"10-Q","filed":"2015-06-05","frame":"CY2014Q3I"},{"end":"2014-11-30","val":6793041,"accn":"0001214659-15-005110","fy":2014,"fp":"FY","form":"10-K","filed":"2015-06-30"},{"end":"2014-11-30","val":6793041,"accn":"0001214659-15-005750","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-08-03"},{"end":"2014-11-30","val":6793041,"accn":"0001214659-15-005752","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-11-30","val":6793041,"accn":"0001214659-15-007151","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-10-20"},{"end":"2014-11-30","val":6793041,"accn":"0001214659-16-010075","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-04","frame":"CY2014Q4I"},{"end":"2015-02-28","val":6793041,"accn":"0001214659-15-005750","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q1I"},{"end":"2015-05-31","val":6793041,"accn":"0001214659-15-005752","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-08-31","val":6793041,"accn":"0001214659-15-007151","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-10-20","frame":"CY2015Q3I"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-16-010075","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-04"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-16-013221","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-08-15"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-16-014044","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-10-11"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-16-014046","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-10-11"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-17-002775","fy":2016,"fp":"Q3","form":"10-Q/A","filed":"2017-04-28"},{"end":"2015-11-30","val":6793041,"accn":"0001214659-17-003103","fy":2016,"fp":"FY","form":"10-K","filed":"2017-05-09","frame":"CY2015Q4I"},{"end":"2016-02-29","val":6793041,"accn":"0001214659-16-013221","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-08-15","frame":"CY2016Q1I"},{"end":"2016-05-31","val":6793041,"accn":"0001214659-16-014044","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-10-11","frame":"CY2016Q2I"},{"end":"2016-08-31","val":6793041,"accn":"0001214659-16-014046","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-10-11","frame":"CY2016Q3I"},{"end":"2016-11-30","val":7646274,"accn":"0001214659-17-003103","fy":2016,"fp":"FY","form":"10-K","filed":"2017-05-09"},{"end":"2016-11-30","val":7646274,"accn":"0001214659-17-004238","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-06-30"},{"end":"2016-11-30","val":7646274,"accn":"0001214659-17-005438","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-09-01"},{"end":"2016-11-30","val":7646274,"accn":"0001214659-17-006383","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-06"},{"end":"2016-11-30","val":7646274,"accn":"0001214659-18-002187","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-16","frame":"CY2016Q4I"},{"end":"2017-02-28","val":7646274,"accn":"0001214659-17-004238","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-06-30"},{"end":"2017-03-31","val":7646274,"accn":"0001214659-17-002775","fy":2016,"fp":"Q3","form":"10-Q/A","filed":"2017-04-28","frame":"CY2017Q1I"},{"end":"2017-05-31","val":7646274,"accn":"0001214659-17-005438","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-09-01","frame":"CY2017Q2I"},{"end":"2017-08-31","val":7646274,"accn":"0001214659-17-006383","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-06","frame":"CY2017Q3I"},{"end":"2017-11-30","val":7646274,"accn":"0001214659-18-002187","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-16"},{"end":"2017-11-30","val":7646274,"accn":"0001214659-18-004001","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-24"},{"end":"2017-11-30","val":7646274,"accn":"0001214659-18-004953","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-07-24"},{"end":"2017-11-30","val":7646274,"accn":"0001213900-19-021479","fy":2018,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2017-11-30","val":7646274,"accn":"0001213900-19-025517","fy":2018,"fp":"Q3","form":"10-Q/A","filed":"2019-12-06"},{"end":"2017-11-30","val":7646274,"accn":"0001213900-20-007290","fy":2018,"fp":"FY","form":"10-K","filed":"2020-03-25","frame":"CY2017Q4I"},{"end":"2018-02-28","val":7646274,"accn":"0001214659-18-004001","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-24","frame":"CY2018Q1I"},{"end":"2018-05-31","val":7646274,"accn":"0001214659-18-004953","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-07-24","frame":"CY2018Q2I"},{"end":"2018-08-31","val":7646274,"accn":"0001213900-19-021479","fy":2018,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-08-31","val":7646274,"accn":"0001213900-19-025517","fy":2018,"fp":"Q3","form":"10-Q/A","filed":"2019-12-06","frame":"CY2018Q3I"},{"end":"2018-11-30","val":7646274,"accn":"0001213900-20-007290","fy":2018,"fp":"FY","form":"10-K","filed":"2020-03-25","frame":"CY2018Q4I"}]}},"Assets":{"label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2010-11-30","val":2048,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07"},{"end":"2010-11-30","val":2048,"accn":"0001214659-12-001136","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-14","frame":"CY2010Q4I"},{"end":"2011-08-31","val":2029,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07","frame":"CY2011Q3I"},{"end":"2012-11-30","val":35951,"accn":"0001214659-13-001744","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-01"},{"end":"2012-11-30","val":35951,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15"},{"end":"2012-11-30","val":35951,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19"},{"end":"2012-11-30","val":35951,"accn":"0001214659-13-005799","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-10-21"},{"end":"2012-11-30","val":35951,"accn":"0001214659-14-005720","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-08","frame":"CY2012Q4I"},{"end":"2013-02-28","val":28560,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15","frame":"CY2013Q1I"},{"end":"2013-05-31","val":34600,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19","frame":"CY2013Q2I"},{"end":"2013-08-31","val":22257,"accn":"0001214659-13-005799","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-10-21","frame":"CY2013Q3I"},{"end":"2016-11-30","val":0,"accn":"0001214659-17-005438","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-09-01"},{"end":"2016-11-30","val":0,"accn":"0001214659-18-002187","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-16","frame":"CY2016Q4I"},{"end":"2017-05-31","val":0,"accn":"0001214659-17-005438","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-09-01","frame":"CY2017Q2I"},{"end":"2017-11-30","val":0,"accn":"0001214659-18-002187","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-16"},{"end":"2017-11-30","val":0,"accn":"0001214659-18-004001","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-24"},{"end":"2017-11-30","val":0,"accn":"0001214659-18-004953","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-07-24","frame":"CY2017Q4I"},{"end":"2018-02-28","val":0,"accn":"0001214659-18-004001","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-24","frame":"CY2018Q1I"},{"end":"2018-05-31","val":0,"accn":"0001214659-18-004953","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-07-24","frame":"CY2018Q2I"}]}},"AssetsCurrent":{"label":"Assets, Current","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2010-11-30","val":2048,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07"},{"end":"2010-11-30","val":2048,"accn":"0001214659-12-001136","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-14","frame":"CY2010Q4I"},{"end":"2011-08-31","val":2029,"accn":"0001214659-12-000464","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-02-07","frame":"CY2011Q3I"},{"end":"2012-11-30","val":10169,"accn":"0001214659-13-001744","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-01"},{"end":"2012-11-30","val":10169,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15"},{"end":"2012-11-30","val":10169,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19"},{"end":"2012-11-30","val":10169,"accn":"0001214659-13-005799","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-10-21"},{"end":"2012-11-30","val":10169,"accn":"0001214659-14-005720","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-08","frame":"CY2012Q4I"},{"end":"2013-02-28","val":2177,"accn":"0001214659-13-001980","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-15","frame":"CY2013Q1I"},{"end":"2013-05-31","val":8238,"accn":"0001214659-13-003992","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-07-19","frame":"CY2013Q2I"}]}},"CashAndCashEquivalentsAtCarryingValue":{"label":"Cash and Cash Equivalents, at Carrying Value","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. 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