Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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+ Details

New Accounting Pronouncements (Details) - USD ($) $ in Millions	May 31, 2021	Feb. 28, 2021	Nov. 30, 2020	Sep. 01, 2020	Aug. 31, 2020	May 31, 2020	Feb. 29, 2020	Nov. 30, 2019	Aug. 31, 2019
New Accounting Pronouncement, Early Adoption [Line Items]
Cumulative-effect adjustment	$ (2,039.1)	$ (1,932.5)	$ (1,937.0)		$ (2,127.5)	$ (2,095.7)	$ (2,045.1)	$ (1,987.3)	$ (1,918.9)
Retained Earnings
New Accounting Pronouncement, Early Adoption [Line Items]
Cumulative-effect adjustment	$ (2,717.0)	$ (2,635.9)	$ (2,577.7)		(2,523.3)	$ (2,454.8)	$ (2,399.6)	$ (2,347.6)	$ (2,295.8)
Cumulative effect of adoption of ASC 326
New Accounting Pronouncement, Early Adoption [Line Items]
Cumulative-effect adjustment					0.2
Cumulative effect of adoption of ASC 326 \| Retained Earnings
New Accounting Pronouncement, Early Adoption [Line Items]
Cumulative-effect adjustment				$ 0.2	$ 0.2