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Acquisitions (Narrative) (Details) (USD $)
 0 Months Ended 3 Months Ended 12 Months Ended
Apr. 15, 2011
Jun. 30, 2011
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Business Acquisition [Line Items]          
Cash paid for business acquisitions, net of cash acquired     $ 0 $ 0 $ 36,228,000
Earnout payments, remaining installments     3    
Incremental amortization expense     4,900,000 6,400,000 3,000,000
CDC Brasil S A [Member]
          
Business Acquisition [Line Items]          
Name of company acquisition CDC Brasil S.A.        
Percentage of company equity acquired 100.00%        
Cash paid for business acquisitions, net of cash acquired 36,228,000        
Business combination, acquisition related costs   100,000   300,000 1,100,000
Cash paid to escrow 25,500,000   11,700,000    
Business acquisition, escrow deposit disbursements, pre-acquisition contingency       5,300,000  
Business acquisition, escrow deposit disbursements to seller       2,500,000  
Undiscounted range of indemnification assets and contingent liabilities, maximum     12,500,000    
Revenue contributed by CDC   29,600,000      
Net income contributed by CDC   700,000      
Incremental amortization expense   $ 700,000      
Weighted average amortization period     5 years    
Customer Relationships [Member] | CDC Brasil S A [Member]
          
Business Acquisition [Line Items]          
Weighted average amortization period     6 years 7 years  
Restatement Adjustment [Member] | Customer Relationships [Member] | CDC Brasil S A [Member]
          
Business Acquisition [Line Items]          
Weighted average amortization period       6 years