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Special (Income) Charges (Notes)
3 Months Ended
Dec. 31, 2011
Notes to Financial Statements [Abstract]  
Special charges
Special (Income) Charges
 
During the three and nine months ended December 31, 2011, the Company recognized $0.7 million of special income associated with prior year acquisitions comprised of a $1.0 million favorable adjustment to contingent consideration offset by $0.3 million of severance-related charges. During the three and nine months ended December 31, 2010, the Company incurred $0.6 million and $1.7 million, respectively, of severance-related and office closing costs.