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Derivative Financial Instruments (Offsetting Liabilities) (Details) - USD ($)
Apr. 02, 2016
Sep. 30, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]    
Gross Amount of Recognized Liabilities $ 6,049,000  
Gross Amounts Offset in the Consolidated Balance Sheets 0  
Net Amounts of Liabilities Presented in the Consolidated Balance Sheets 6,049,000 $ 46,000
Gross Amounts Not Offset in the Consolidated Balance Sheets, Financial Instruments (669,000)  
Gross Amounts Not Offset in the Consolidated Balance Sheets, Cash Collateral Pledged 0  
Net Amount $ 5,380,000