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Acquisitions (Details)
$ in Millions
3 Months Ended
Jun. 30, 2014
USD ($)
Business Acquisition [Line Items]  
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual $ 23.6
MSB/DQ Member [Domain]  
Business Acquisition [Line Items]  
Payments to Acquire Businesses, Gross $ 652.5