Commitments and Contingencies Legal Matters (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 30, 2016	Sep. 30, 2011
Loss Contingencies [Line Items]
Litigation Settlement, Expense	$ 45.0	$ 8.5

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.

No definition available.

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