Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Dec. 31, 2019	Sep. 30, 2019
ASSETS
Property, Plant and Equipment		$ 11,402,308	$ 11,204,838
Less - Accumulated Depreciation, Depletion and Amortization		5,756,084	5,695,328
Property, Plant and Equipment, Net, Total		5,646,224	5,509,510
Current Assets
Cash and Temporary Cash Investments		34,966	20,428
Hedging Collateral Deposits	[1]	9,666	6,832
Receivables – Net of Allowance for Uncollectible Accounts of $26,717and $25,788, Respectively		158,944	139,956
Unbilled Revenue		58,306	18,758
Gas Stored Underground		29,991	36,632
Materials and Supplies - at average cost		40,373	40,717
Unrecovered Purchased Gas Costs		1,619	2,246
Other Current Assets		96,831	97,054
Total Current Assets		430,696	362,623
Other Assets
Recoverable Future Taxes		116,188	115,197
Unamortized Debt Expense		13,578	14,005
Other Regulatory Assets		165,409	167,320
Deferred Charges		56,936	33,843
Other Investments		141,229	144,917
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		64,999	60,517
Fair Value of Derivative Financial Instruments		40,569	48,669
Other		21,354	80
Total Other Assets		625,738	590,024
Total Assets		6,702,658	6,462,157
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 86,551,528 Shares and 86,315,287 Shares, Respectively		86,552	86,315
Paid in Capital		831,146	832,264
Earnings Reinvested in the Business		1,320,592	1,272,601
Accumulated Other Comprehensive Loss		(56,150)	(52,155)
Total Comprehensive Shareholders’ Equity		2,182,140	2,139,025
Long-Term Debt, Net of Current Portion and Unamortized Discount and Debt Issuance Costs		2,134,339	2,133,718
Total Capitalization		4,316,479	4,272,743
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		139,800	55,200
Current Portion of Long-Term Debt		0	0
Accounts Payable		126,985	132,208
Amounts Payable to Customers		3,444	4,017
Dividends Payable		37,650	37,547
Interest Payable on Long-Term Debt		29,461	18,508
Customer Advances		13,727	13,044
Customer Security Deposits		15,510	16,210
Other Accruals and Current Liabilities		173,603	139,600
Fair Value of Derivative Financial Instruments		6,282	5,574
Total Current and Accrued Liabilities		546,462	421,908
Deferred Credits
Deferred Income Taxes		708,774	653,382
Taxes Refundable to Customers		361,556	366,503
Cost of Removal Regulatory Liability		222,172	221,699
Other Regulatory Liabilities		148,350	142,367
Pension and Other Post-Retirement Liabilities		129,616	133,729
Asset Retirement Obligations		128,382	127,458
Other Deferred Credits		140,867	122,368
Total Deferred Credits		1,839,717	1,767,506
Commitments and Contingencies (Note 8)		0	0
Total Capitalization and Liabilities		$ 6,702,658	$ 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.