Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

No definition available.

Name:	us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Basis of Presentation - Additional Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	May 31, 2019 USD ($)	May 31, 2018 USD ($)	May 31, 2019 segment	May 31, 2019	May 31, 2019 USD ($)	May 31, 2018 USD ($)	Feb. 28, 2019 USD ($)	Feb. 28, 2018 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of Reportable Segments			2	2
Cumulative Effect of New Accounting Principle in Period of Adoption							$ (0.5)	$ (6.9)
Prior Period Reclassification Adjustment	$ 0.4	$ 0.6			$ 0.9	$ 1.0