Fair Value Measurements Changes in Level 3 Liabilities (Details) $ in Millions	9 Months Ended
Aug. 31, 2015 USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Post acquisition	$ 0.3
Impact of foreign currency	0.6
Contingent consideration related to acquisition, ending balance	$ 28.6

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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