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Fair Value Of Financial Assets And Liabilities (Contingent Consideration Liability) (Details) (USD $)
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Fair Value, Measurement with Unobservable Inputs Recurring Basis, Liability, Gain (Loss) Included in Earnings Is Immaterial The impact on the Company’s earnings as a result of the contingent consideration arrangements for the years ended March 31, 2013 and 2012 was immaterial. The impact on the Company’s earnings as a result of the contingent consideration arrangements for the years ended March 31, 2013 and 2012 was immaterial.
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
   
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Business Acquisition, Contingent Consideration, at Fair Value, Noncurrent 1,300,000  
Contingent Consideration Liability [Member] | Fair Value, Inputs, Level 3 [Member]
   
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Fair Value Measurements with Unobservable Input Beginning Balance 2,512,000 0
Contingent consideration liability recorded 1,750,000 2,450,000
Settlements made during the period (669,000) 0
Adjustments to fair value measurement 39,000 62,000
Fair Value Measurements with Unobservable Input Ending Balance 3,632,000 2,512,000