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Special Charges (Notes)	3 Months Ended
Special Charges (Notes)	Jun. 30, 2015
Other Nonrecurring (Income) Expense [Abstract]
Special charges	Special Charges The Company incurred special charges related to severance, office closing and other costs associated with its acquisition activity of $1.6 million and $0.3 million for the three months ended June 30, 2015 and June 30, 2014, respectively.