Condensed Consolidating Financial Information Condensed Consolidating Financial Information - Narrative (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
Aug. 31, 2014	Aug. 31, 2013	Nov. 30, 2013
Condensed Cash Flow Statements, Captions [Line Items]
Increase (decrease) in cash provided by operating activities as a result of revision	$ 34.1	$ 26.5
Increase (decrease) in intercompany receivable as a result of revision	0		0
Increase (decrease) in intercompany payable as a result of revision	0		0
Increase (decrease) in other current liabilities as a result of revision	216.4		206.0
Parent [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Increase (decrease) in cash provided by operating activities as a result of revision	(15.9)	(7.3)
Increase (decrease) in intercompany receivable as a result of revision	10.6		33.5
Increase (decrease) in intercompany payable as a result of revision	0		0
Guarantor Subsidiaries [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Increase (decrease) in cash provided by operating activities as a result of revision	51.2	25.7
Increase (decrease) in intercompany receivable as a result of revision	0		0
Increase (decrease) in intercompany payable as a result of revision	41.0		65.7
Restatement Adjustment [Member] \| Parent [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Increase (decrease) in cash provided by operating activities as a result of revision		(9.4)
Increase (decrease) in net cash provided by (used in) financing activities as a result of revision		9.4
Increase (decrease) in intercompany receivable as a result of revision			(38.0)
Increase (decrease) in other current liabilities as a result of revision			(38.0)
Restatement Adjustment [Member] \| Guarantor Subsidiaries [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Increase (decrease) in cash provided by operating activities as a result of revision		9.4
Increase (decrease) in net cash provided by (used in) financing activities as a result of revision		(9.4)
Increase (decrease) in intercompany payable as a result of revision			(38.0)
Increase (decrease) in other current liabilities as a result of revision			$ 38.0

Aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due after one year (or one business cycle).

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Portion of the carrying amount as of the balance sheet date of obligations due all related parties that is payable after one year or beyond the normal operating cycle if longer.

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- Definition

Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed.

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