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Debt (Schedule Of Debt) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Sep. 30, 2011
Debt [Abstract]    
Revolving credit facility, including current portion $ 115,000 $ 125,000
Current portion of long-term debt (50,000) (50,000)
Total long-term debt, less current portion $ 65,000 $ 75,000