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Segment Information (Reconciliation of Segment General and Administration to Consolidated) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |
Segment general and administrative expenses |  | $ 61.6 | $ 34.7
General and administration |  | 111.7 | 71.0
Operating segments |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |
Segment general and administrative expenses |  | 61.6 | 34.7
Corporate general and administrative expense |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |
Corporate general and administrative expenses |  | 25.5 | 21.3
Corporate and reconciling items |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |
Purchase accounting and related adjustments | [1] | 47.0 | 6.4
General and administrative expense | Corporate and reconciling items |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |
Share-based compensation expense included in general and administrative expense |  | 23.4 | 13.7
Purchase accounting and related adjustments |  | $ 1.2 | $ 1.3
[1] | Purchase accounting and related adjustments represent the amortization of non-cash fair value adjustments to the assets and liabilities acquired in the acquisition of Starz and Pilgrim Media Group. The following sets forth the amounts included in each line item in the financial statements:

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