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Commitments and Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended 0 Months Ended 12 Months Ended
Jun. 30, 2011
years
Apr. 27, 2007
months
Apr. 27, 2007
Current Square Footage [Member]
Apr. 27, 2007
Expansion Square Footage [Member]
Jun. 30, 2011
Minimum [Member]
days
Jun. 30, 2011
Maximum [Member]
days
Lease expiration date           September 2017
Area leased under lease agreement (in square feet)     600,000 147,000    
Term of lease (months)   120        
Number of Lease Extension Options 2          
Length of Lease Extension Options (years) 5          
Termination period under terms of distribution agreement (days)         30 120
Cumulative expenditure on implementation of ERP system $ 18.5          
Expected cash flow impact on implementation of project, year one         8.0 15.0
Expected cash flow impact on implementation of project, year two         4.0 5.0
Total expenditure in the project         $ 30.5 $ 38.5