Consolidated Balance Sheets - USD ($) $ in Thousands		Sep. 30, 2020	Sep. 30, 2019
ASSETS
Property, Plant and Equipment		$ 12,351,852	$ 11,204,838
Less - Accumulated Depreciation, Depletion and Amortization		6,353,785	5,695,328
Property, Plant and Equipment, Net, Total		5,998,067	5,509,510
Assets Held for Sale, Net		53,424	0
Current Assets
Cash and Temporary Cash Investments		20,541	20,428
Hedging Collateral Deposits		0	6,832	[1]
Receivables - Net of Allowance for Uncollectible Accounts of $22,810 and $25,788, Respectively		143,583	139,956
Unbilled Revenue		17,302	18,758
Gas Stored Underground		33,338	36,632
Materials, Supplies and Emission Allowances		51,877	40,717
Unrecovered Purchased Gas Costs		0	2,246
Other Current Assets		47,557	97,054
Total Current Assets		314,198	362,623
Other Assets
Recoverable Future Taxes		118,310	115,197
Unamortized Debt Expense		12,297	14,005
Other Regulatory Assets		156,106	167,320
Deferred Charges		67,131	33,843
Other Investments		154,502	144,917
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		76,035	60,517
Fair Value of Derivative Financial Instruments		9,308	48,669
Other		81	80
Total Other Assets		599,246	590,024
Total Assets		6,964,935	6,462,157
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 90,954,696 Shares and 86,315,287 Shares, Respectively		90,955	86,315
Paid In Capital		1,004,158	832,264
Earnings Reinvested in the Business		991,630	1,272,601
Accumulated Other Comprehensive Loss		(114,757)	(52,155)
Total Comprehensive Shareholders' Equity		1,971,986	2,139,025
Long-term Debt, Net of Current Portion and Unamortized Discount and Debt Issuance Costs		2,629,576	2,133,718
Total Capitalization		4,601,562	4,272,743
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		30,000	55,200
Current Portion of Long-Term Debt	[2]	0	0
Accounts Payable		134,126	132,208
Amounts Payable to Customers		10,788	4,017
Dividends Payable		40,475	37,547
Interest Payable on Long-Term Debt		27,521	18,508
Customer Advances		15,319	13,044
Customer Security Deposits		17,199	16,210
Other Accruals and Current Liabilities		140,176	139,600
Fair Value of Derivative Financial Instruments		43,969	5,574
Total Current and Accrued Liabilities		459,573	421,908
Deferred Credits
Deferred Income Taxes		696,054	653,382
Taxes Refundable to Customers		357,508	366,503
Cost of Removal Regulatory Liability		230,079	221,699
Other Regulatory Liabilities		161,573	142,367
Pension and Other Post-Retirement Liabilities		127,181	133,729
Asset Retirement Obligations		192,228	127,458
Other Deferred Credits		139,177	122,368
Total Deferred Credits		1,903,800	1,767,506
Commitments and Contingencies (Note L)		0	0
Total Capitalization and Liabilities		$ 6,964,935	$ 6,462,157

[1] Netting Adjustments represent the impact of legally-enforceable master netting arrangements that allow the Company to net gain and loss positions held with the same counterparties. The net asset or net liability for each counterparty is recorded as an asset or liability on the Company’s balance sheet.

[2] None of the Company's long-term debt at September 30, 2020 and 2019 will mature within the following twelve-month period.