Summary Of Significant Accounting Policies (Tables)

6 Months Ended

Mar. 31, 2012

Summary Of Significant Accounting Policies [Abstract]

Components Of Accumulated Other Comprehensive Income (Loss)

	At March 31, 2012	At September 30, 2011
Funded Status of the Pension and Other Post-Retirement Benefit Plans	$(89,587)	$(89,587)
Net Unrealized Gain on Derivative Financial Instruments	34,385	40,979
Net Unrealized Gain on Securities Available for Sale	3,313	909
Accumulated Other Comprehensive Loss	$(51,889)	$(47,699)

Schedule Of Other Current Assets

	At March 31, 2012	At September 30, 2011
Prepayments	$3,246	$9,489
Prepaid Property and Other Taxes	20,760	13,240
Federal Income Taxes Receivable	390	385
State Income Taxes Receivable	1,955	6,124
Fair Values of Firm Commitments	14,003	9,096
	$40,354	$38,334