BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Property, plant and equipment
Property, plant and equipment	$ 8,284,972	$ 7,834,557
Accumulated depreciation and amortization	(2,299,294)	(2,205,717)
Net property, plant and equipment	5,985,678	5,628,840
Cash and Cash Equivalents	9,192	9,681
Restricted Cash and Cash Equivalents	8,846	8,446
Cash, cash equivalents, restricted cash and restricted cash equivalents	18,038	18,127
Current assets
Accounts receivable, net	177,467	553,834
Materials and supplies	74,918	70,873
Natural Gas in Storage	204,407	269,205
Regulatory assets, Current	64,161	275,572
Other current assets	25,374	29,997
Total current assets	564,365	1,217,608
Goodwill and other assets
Regulatory assets, Noncurrent	302,164	330,831
Other Intangible Assets, Net	302,081	323,838
Goodwill	157,953	157,953
Other assets	120,206	117,326
Total goodwill and other assets	882,404	929,948
Total assets	7,432,447	7,776,396
Equity and long-term debt
Common stock, $0.01 par value: authorized 250,000,000 shares; issued and outstanding 55,450,481 shares at September 30, 2023; issued and outstanding 55,349,954 shares at December 31, 2022	555	553
Paid-in Capital	1,943,536	1,932,714
Retained earnings	703,361	651,863
Accumulated other comprehensive loss	(705)	(704)
Total equity	2,646,747	2,584,426
Other Long-Term Debt, Noncurrent	1,580,552	2,352,400
Securitized utility tariff bonds, excluding current maturities, net of issuance costs	282,049	309,343
Long-Term Debt, Excluding Current Maturities, Total	1,862,601	2,661,743
Total equity and long-term debt	4,509,348	5,246,169
Current liabilities
Long-term Debt, Current Maturities	772,911	12
Current maturities of securitized utility tariff bonds	27,514	20,716
Short-term debt	326,950	552,000
Accounts payable	168,648	360,493
Accrued taxes other than income	67,527	78,352
Regulatory Liability, Current	62,807	47,867
Customer deposits	66,993	57,854
Other current liabilities	78,348	72,125
Total current liabilities	1,571,698	1,189,419
Deferred credits and other liabilities
Deferred income taxes	733,206	698,456
Regulatory Liability, Noncurrent	509,435	529,441
Employee benefit obligations	19,642	19,587
Other deferred credits	89,118	93,324
Liabilities, Other than Long-term Debt, Noncurrent	1,351,401	1,340,808
Commitments and contingencies
Total liabilities and equity	$ 7,432,447	$ 7,776,396