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DERIVATIVE FINANCIAL INSTRUMENTS (Details)
Jun. 30, 2011
USD ($)
Jun. 30, 2011
JPY (¥)
Jun. 30, 2011
EUR (€)
Sep. 30, 2008
USD ($)
Derivative [Line Items]        
Notional amount of foreign currency cash flow hedges $ 700,000 ¥ 5,300,000,000 € 500,000 $ 65,800,000
Net unrealized gain $ 0