CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Dec. 31, 2015	Sep. 30, 2015
PROPERTY, PLANT AND EQUIPMENT
Utility plant, at cost	$ 1,937,686	$ 1,908,024
Construction work in progress	161,686	155,553
Solar and wind equipment, real estate properties and other, at cost	569,820	481,003
Construction work in progress	35,253	77,705
Total property, plant and equipment	2,704,445	2,622,285
Accumulated depreciation and amortization, utility plant	(446,133)	(437,097)
Accumulated depreciation and amortization, solar and wind equipment, real estate properties and other	(62,213)	(56,927)
Property, plant and equipment, net	2,196,099	2,128,261
CURRENT ASSETS
Cash and cash equivalents	1,683	4,928
Customer accounts receivable
Billed	168,729	155,273
Unbilled revenues	19,883	6,372
Allowance for doubtful accounts	(4,706)	(5,189)
Regulatory assets	26,739	24,258
Gas in storage, at average cost	189,907	163,905
Materials and supplies, at average cost	7,908	7,138
Prepaid and accrued taxes	64,616	36,810
Derivatives, at fair value	58,978	40,743
Restricted broker margin accounts	21,334	12,990
Other	33,868	40,987
Total current assets	588,939	488,215
NONCURRENT ASSETS
Investments in equity investees	134,280	132,002
Regulatory assets	423,332	410,155
Derivatives, at fair value	3,741	4,334
Available for sale securities	65,790	59,475
Other	65,057	61,915
Total noncurrent assets	692,200	667,881
Total assets	3,477,238	3,284,357
CAPITALIZATION
Common stock, $2.50 par value; authorized 150,000,000 shares; outstanding December 31, 2015 — 85,809,094; September 30, 2015 — 85,531,423	221,555	220,838
Premium on common stock	213,351	209,931
Accumulated other comprehensive (loss), net of tax	(5,470)	(9,394)
Treasury stock at cost and other; shares December 31, 2015 — 2,812,896; September 30, 2015 — 2,804,847	(91,290)	(92,164)
Retained earnings	805,798	777,745
Common stock equity	1,143,944	1,106,956
Long-term debt	848,206	843,595
Total capitalization	1,992,150	1,950,551
CURRENT LIABILITIES
Current maturities of long-term debt	10,958	11,138
Short-term debt	211,000	66,350
Gas purchases payable	144,349	151,375
Gas purchases payable to related parties	1,150	1,601
Accounts payable and other	69,563	99,651
Dividends payable	20,594	20,528
Accrued taxes	1,338	1,326
Regulatory liabilities	1,091	12,154
New Jersey clean energy program	12,907	14,293
Derivatives, at fair value	51,879	32,791
Broker margin accounts	19,307	4,103
Customers' credit balances and deposits	30,846	20,790
Total current liabilities	574,982	436,100
NONCURRENT LIABILITIES
Deferred income taxes	491,522	444,935
Deferred investment tax credits	4,859	4,940
Deferred revenue	29,130	29,334
Derivatives, at fair value	2,606	5,529
Manufactured gas plant remediation	180,400	180,400
Postemployment employee benefit liability	108,432	137,414
Regulatory liabilities	63,311	67,533
Asset retirement obligation	20,960	19,145
Other	8,886	8,476
Total noncurrent liabilities	$ 910,106	$ 897,706
Commitments and contingent liabilities (Note 12)
Total capitalization and liabilities	$ 3,477,238	$ 3,284,357