CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
PROPERTY, PLANT AND EQUIPMENT
Utility plant, at cost	$ 3,324,611	$ 2,800,052
Construction work in progress	182,196	379,846
Nonutility plant and equipment, at cost	1,124,896	1,108,512
Construction work in progress	365,346	176,556
Total property, plant and equipment	4,997,049	4,464,966
Accumulated depreciation and amortization, utility plant	(611,827)	(601,635)
Accumulated depreciation and amortization, nonutility plant and equipment	(171,709)	(140,562)
Property, plant and equipment, net	4,213,513	3,722,769
CURRENT ASSETS
Cash and cash equivalents	4,749	117,012
Customer accounts receivable:
Billed	212,838	134,173
Unbilled revenues	10,351	9,226
Allowance for doubtful accounts	(24,652)	(7,242)
Regulatory assets	30,118	36,530
Natural gas in storage, at average cost	193,606	167,504
Materials and supplies, at average cost	19,561	20,406
Prepaid expenses	8,166	6,639
Prepaid and accrued taxes	51,211	24,301
Derivatives, at fair value	35,251	23,310
Restricted broker margin accounts	72,840	69,444
Other current assets	20,235	21,029
Total current assets	634,274	622,332
NONCURRENT ASSETS
Investments in equity investees	114,529	208,375
Regulatory assets	522,099	527,459
Operating lease assets	173,928	131,769
Derivatives, at fair value	3,403	3,349
Intangible assets	5,029	10,060
Software costs	5,582	4,707
Other noncurrent assets	49,921	85,657
Total noncurrent assets	874,491	971,376
Total assets	5,722,278	5,316,477
CAPITALIZATION
Common stock, $2.50 par value; authorized 150,000,000 shares; outstanding shares September 30, 2021 — 95,709,662; September 30, 2020 — 95,949,183	240,644	240,243
Premium on common stock	502,584	491,982
Accumulated other comprehensive loss, net of tax	(34,528)	(44,315)
Treasury stock at cost and other; shares September 30, 2021 — 762,313; September 30, 2020 — 148,310	(12,448)	8,485
Retained earnings	934,610	947,501
Common stock equity	1,630,862	1,643,896
Long-term debt	2,162,164	2,259,466
Total capitalization	3,793,026	3,903,362
CURRENT LIABILITIES
Current maturities of long-term debt	72,840	27,236
Short-term debt	377,300	125,350
Natural gas purchases payable	168,697	95,945
Natural gas purchases payable to related parties	861	791
Accounts payable and other	225,242	141,500
Dividends payable	34,768	31,902
Accrued taxes	3,356	2,717
Regulatory liabilities	28,007	26,188
New Jersey Clean Energy Program	16,308	15,570
Derivatives, at fair value	87,145	33,865
Operating lease liabilities	4,300	6,724
Customers’ credit balances and deposits	32,586	25,934
Total current liabilities	1,051,410	533,722
NONCURRENT LIABILITIES
Deferred income taxes	163,530	138,081
Deferred investment tax credits	3,010	3,332
Deferred gain	847	1,035
Derivatives, at fair value	13,497	13,352
Manufactured gas plant remediation	135,012	150,590
Postemployment employee benefit liability	169,267	237,221
Regulatory liabilities	193,051	196,450
Operating lease liabilities	141,363	95,030
Asset retirement obligation	46,306	33,723
Other noncurrent liabilities	11,959	10,579
Total noncurrent liabilities	877,842	879,393
Commitments and contingent liabilities (Note 15)
Total capitalization and liabilities	$ 5,722,278	$ 5,316,477