Basis of Presentation - Additional Information (Details) $ in Millions	3 Months Ended
Feb. 28, 2019 USD ($) segment	Feb. 28, 2019 USD ($)	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)	$ (0.5)	$ (6.9)
Prior Period Reclassification Adjustment			$ 0.5

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