Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment
Regulated Energy	$ 2,600,087	$ 2,418,494
Unregulated Energy	426,127	410,807
Other businesses and eliminations	32,136	30,310
Total property, plant and equipment	3,058,350	2,859,611
Less: Accumulated depreciation and amortization	(556,421)	(516,429)
Property, Plant and Equipment, Net	2,658,109	2,456,374
Current Assets
Cash and cash equivalents	1,609	4,904
Trade and other receivables	54,374	71,786
Accounts Receivable, Allowance for Credit Loss, Current	(2,739)	(2,699)
Accounts Receivable, before Allowance for Credit Loss, Current	57,113	74,485
Accrued revenue	23,634	32,597
Propane inventory, at average cost	6,781	9,313
Other inventory, at average cost	21,139	19,912
Regulatory assets	20,446	19,506
Storage gas prepayments	4,339	4,695
Income taxes receivable	12,563	3,829
Prepaid expenses	18,965	15,407
Derivative assets, at fair value	405	1,027
Other current assets	2,232	2,723
Total current assets	166,487	185,699
Deferred Charges and Other Assets
Goodwill	507,852	508,174
Other intangible assets, net	15,475	16,865
Investments, at fair value	14,156	12,282
Operating Lease, Right-of-Use Asset	10,945	12,426
Regulatory assets	81,899	96,396
Receivables and other deferred charges	12,147	16,448
Total deferred charges and other assets	642,596	662,631
Total Assets	3,467,192	3,304,704
Stockholders’ equity
Preferred stock, par value $0.01 per share (authorized 2,000 shares), no shares issued and outstanding	0	0
Common stock, par value $0.4867 per share (authorized 50,000 shares)	11,085	10,823
Additional paid-in capital	812,896	749,356
Retained earnings	528,426	488,663
Accumulated other comprehensive loss	(4,135)	(2,738)
Deferred compensation obligation	9,775	9,050
Treasury stock	(9,775)	(9,050)
Total stockholders’ equity	1,348,272	1,246,104	[1]
Total capitalization	2,521,228	2,433,179
Current Liabilities
Less: current maturities	18,522	18,505
Short-term borrowing	214,753	179,853
Accounts payable	70,138	77,481
Customer deposits and refunds	47,408	46,427
Accrued interest	13,776	7,020
Dividends payable	14,492	13,119
Accrued compensation	14,495	16,544
Regulatory liabilities	14,762	13,719
Derivative liabilities, at fair value	633	354
Other accrued liabilities	25,832	13,362
Total current liabilities	434,811	386,384
Deferred Credits and Other Liabilities
Deferred income taxes	289,208	259,082
Regulatory liabilities	190,512	195,279
Environmental liabilities	2,441	2,607
Other pension and benefit costs	16,327	15,330
Operating Lease, Liability, Noncurrent	9,157	10,550
Deferred investment tax credits and other liabilities	1,478	1,366
Total deferred credits and other liabilities	511,153	485,141
Environmental and other commitments and contingencies (Notes 5 and 6)
Total Capitalization and Liabilities	3,467,192	3,304,704
Other businesses and eliminations	32,136	30,310
Property, Plant and Equipment, Gross	3,058,350	2,859,611
Construction Work in Progress	156,180	113,192
Property, Plant and Equipment, Net	2,658,109	2,456,374
Trade and other receivables	54,374	71,786
Income taxes receivable	12,563	3,829
Other current assets	2,232	2,723
Assets, Current	166,487	185,699
Receivables and other deferred charges	12,147	16,448
Deferred Charges And Other Assets	642,596	662,631
Total identifiable assets	3,467,192	3,304,704
Regulated Energy	2,600,087	2,418,494
Unregulated Energy	426,127	410,807
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	556,421	516,429
Cash and cash equivalents	1,609	4,904
Accounts Receivable, before Allowance for Credit Loss, Current	57,113	74,485
Allowance for uncollectible accounts	2,739	2,699
Accrued revenue	23,634	32,597
Propane inventory, at average cost	6,781	9,313
Other inventory, at average cost	21,139	19,912
Regulatory assets	20,446	19,506
Storage gas prepayments	4,339	4,695
Prepaid expenses	18,965	15,407
Derivative assets, at fair value	405	1,027
Goodwill	507,852	508,174
Other intangible assets, net	15,475	16,865
Investments, at fair value	14,156	12,282
Operating Lease, Right-of-Use Asset	10,945	12,426
Regulatory assets	81,899	96,396
Preferred stock, par value $0.01 per share (authorized 2,000 shares), no shares issued and outstanding	0	0
Stockholders' Equity Attributable to Parent	1,348,272	1,246,104	[1]
Capitalization, Long-term Debt and Equity	2,521,228	2,433,179
Accounts payable	70,138	77,481
Other accrued liabilities	25,832	13,362
Liabilities, Current	434,811	386,384
Regulatory liabilities	190,512	195,279
Operating Lease, Liability, Noncurrent	9,157	10,550
Deferred investment tax credits and other liabilities	1,478	1,366
Deferred Credits and Other Liabilities	511,153	485,141
Environmental and other commitments and contingencies (Notes 5 and 6)
Liabilities and Equity	3,467,192	3,304,704
Common stock, par value $0.4867 per share (authorized 50,000 shares)	11,085	10,823
Additional paid-in capital	812,896	749,356
Retained earnings	528,426	488,663
Accumulated other comprehensive loss	(4,135)	(2,738)
Deferred compensation obligation	9,775	9,050
Treasury Stock, Value	9,775	9,050
Long-term Debt and Capital Lease Obligations, Net of Current Maturities	1,172,956	1,187,075
Less: current maturities	18,522	18,505
Short-term borrowing	214,753	179,853
Customer deposits and refunds	47,408	46,427
Accrued interest	13,776	7,020
Dividends payable	14,492	13,119
Accrued compensation	14,495	16,544
Regulatory liabilities	14,762	13,719
Energy Marketing Contract Liabilities, Current	633	354
Deferred income taxes	289,208	259,082
Environmental liabilities	2,441	2,607
Other pension and benefit costs	16,327	15,330
Energy Marketing Contracts Assets, Noncurrent	122	40
Energy Marketing Contract Liabilities, Noncurrent	2,030	$ 927
Accrued compensation	$ (2,331)

[1] Includes 4.4 million shares issued during 2023 related to the acquisition of FCG. See Notes 3 and 9 for details associated with the FCG acquisition and related financing.