Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Jun. 30, 2019	Sep. 30, 2018
ASSETS
Property, Plant and Equipment		$ 10,988,435	$ 10,439,839
Less - Accumulated Depreciation, Depletion and Amortization		5,636,065	5,462,696
Property, Plant and Equipment, Net, Total		5,352,370	4,977,143
Current Assets
Cash and Temporary Cash Investments		87,515	229,606
Hedging Collateral Deposits	[1]	6,835	3,441
Receivables – Net of Allowance for Uncollectible Accounts of $29,137 and $24,537, Respectively		178,762	141,498
Unbilled Revenue		18,047	24,182
Gas Stored Underground		17,075	37,813
Materials and Supplies - at average cost		39,010	35,823
Unrecovered Purchased Gas Costs		0	4,204
Other Current Assets		56,052	68,024
Total Current Assets		403,296	544,591
Other Assets
Recoverable Future Taxes		113,619	115,460
Unamortized Debt Expense		14,432	15,975
Other Regulatory Assets		107,206	112,918
Deferred Charges		33,627	40,025
Other Investments		137,847	132,545
Goodwill		5,476	5,476
Prepaid Post-Retirement Benefit Costs		88,939	82,733
Fair Value of Derivative Financial Instruments		36,803	9,518
Other		42,632	102
Total Other Assets		580,581	514,752
Total Assets		6,336,247	6,036,486
Capitalization:
Common Stock, $1 Par Value Authorized - 200,000,000 Shares; Issued and Outstanding - 86,306,593 Shares and 85,956,814 Shares, Respectively		86,307	85,957
Paid in Capital		827,243	820,223
Earnings Reinvested in the Business		1,262,867	1,098,900
Accumulated Other Comprehensive Loss		(32,666)	(67,750)
Total Comprehensive Shareholders’ Equity		2,143,751	1,937,330
Long-Term Debt, Net of Current Portion and Unamortized Discount and Debt Issuance Costs		2,133,101	2,131,365
Total Capitalization		4,276,852	4,068,695
Current and Accrued Liabilities
Notes Payable to Banks and Commercial Paper		0	0
Current Portion of Long-Term Debt		0	0
Accounts Payable		112,782	160,031
Amounts Payable to Customers		14,546	3,394
Dividends Payable		37,543	36,532
Interest Payable on Long-Term Debt		29,461	19,062
Customer Advances		166	13,609
Customer Security Deposits		16,801	25,703
Other Accruals and Current Liabilities		180,063	132,693
Fair Value of Derivative Financial Instruments		4,563	49,036
Total Current and Accrued Liabilities		395,925	440,060
Deferred Credits
Deferred Income Taxes		647,602	512,686
Taxes Refundable to Customers		366,184	370,628
Cost of Removal Regulatory Liability		218,340	212,311
Other Regulatory Liabilities		159,259	146,743
Pension and Other Post-Retirement Liabilities		53,142	66,103
Asset Retirement Obligations		104,732	108,235
Other Deferred Credits		114,211	111,025
Total Deferred Credits		1,663,470	1,527,731
Commitments and Contingencies (Note 7)		0	0
Total Capitalization and Liabilities		$ 6,336,247	$ 6,036,486

[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.