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Income Taxes (Narrative) (Details) (USD $)
9 Months Ended
Mar. 31, 2012
jurisdictions
Jun. 30, 2011
Schedule Of Income Tax [Line Items]    
Interest accrued $ 18,270,000 [1] $ 10,290,000 [1]
Penalties accrued 8,093,000 [1] 15,771,000 [1]
Decrease in gross unrecognized tax benefit in next 12 months 4,600,000  
Number of significant jurisdicitions (in jurisdictions) 4  
Maximum amount of years that remain open to examinations by local taxing authorities (in years) 10 years  
Acquisition Of Global 360 [Member]
   
Schedule Of Income Tax [Line Items]    
Interest accrued 100,000  
Penalties accrued $ 0  
[1] *These balances have been included within 'Long-term income taxes payable' within the Condensed Consolidated Balance Sheets.