v3.26.1
Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
ASSETS    
Property, Plant and Equipment $ 16,097,040 $ 15,406,329
Less - Accumulated Depreciation, Depletion and Amortization 8,002,972 7,693,687
Property, Plant and Equipment, Net, Total 8,094,068 7,712,642
Current Assets    
Cash and Temporary Cash Investments 1,235,178 43,166
Receivables – Net of Allowance for Uncollectible Accounts of $23,611 and $17,099, Respectively 227,913 180,801
Unbilled Revenue 16,916 16,219
Gas Stored Underground 12,838 33,468
Materials and Supplies - at average cost 51,232 50,545
Unrecovered Purchased Gas Costs 2,136 5,769
Other Current Assets 67,660 80,759
Total Current Assets 1,613,873 410,727
Other Assets    
Recoverable Future Taxes 98,996 89,247
Unamortized Debt Expense 5,821 6,236
Other Regulatory Assets 123,464 135,486
Deferred Charges 117,345 73,941
Other Investments 66,946 68,346
Goodwill 5,476 5,476
Prepaid Pension and Post-Retirement Benefit Costs 187,737 169,228
Fair Value of Derivative Financial Instruments 127,630 39,388
Other 10,411 8,387
Total Other Assets 743,826 595,735
Total Assets 10,451,767 8,719,104
Capitalization:    
Common Stock, $1 Par Value; Authorized - 200,000,000 Shares; Issued and Outstanding - 95,035,675 Shares and 90,379,095 Shares, Respectively 95,036 90,379
Paid in Capital 1,393,023 1,050,918
Earnings Reinvested in the Business 2,426,044 2,012,529
Accumulated Other Comprehensive Income (Loss) 9,576 (59,222)
Total Comprehensive Shareholders’ Equity 3,923,679 3,094,604
Long-Term Debt, Net of Current Portion and Unamortized Discount and Debt Issuance Costs 3,567,401 2,382,861
Total Capitalization 7,491,080 5,477,465
Current and Accrued Liabilities    
Notes Payable to Banks and Commercial Paper 0 150,200
Current Portion of Long-Term Debt 0 300,000
Accounts Payable 146,096 184,046
Amounts Payable to Customers 752 968
Dividends Payable 52,745 48,353
Interest Payable on Long-Term Debt 34,475 14,393
Customer Advances 0 17,188
Customer Security Deposits 27,723 29,853
Other Accruals and Current Liabilities 241,398 174,689
Fair Value of Derivative Financial Instruments 1,027 6,074
Total Current and Accrued Liabilities 504,216 925,764
Other Liabilities    
Deferred Income Taxes 1,353,287 1,225,262
Taxes Refundable to Customers 302,149 306,335
Cost of Removal Regulatory Liability 319,921 307,659
Other Regulatory Liabilities 116,935 121,944
Other Post-Retirement Liabilities 3,768 5,252
Asset Retirement Obligations 223,021 236,787
Other Liabilities 137,390 112,636
Total Other Liabilities 2,456,471 2,315,875
Commitments and Contingencies (Note 8) 0 0
Total Capitalization and Liabilities $ 10,451,767 $ 8,719,104