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Derivatives And Hedging Activities (Narrative) (Details) (USD $)
3 Months Ended 9 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2012
Unfavorable Forward Exchange Contract [Member]
Mar. 31, 2012
Unsecured Notes Payable To Bank [Member]
Jun. 30, 2011
Unsecured Notes Payable To Bank [Member]
Derivative [Line Items]              
Notional amount of foreign currency contracts outstanding $ 69,900,000   $ 69,900,000        
Currency devaluation percentage     11.80%        
Long-term debt           25,000,000 25,000,000
Interest rate swap expiration date     Sep. 28, 2011        
Non-recurring loss from an unfavorable forward exchange contract $ (1,666,000) $ (2,352,000) $ (2,863,000) $ (2,310,000) $ 2,500,000