CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Sep. 30, 2011	Sep. 30, 2010
PROPERTY, PLANT AND EQUIPMENT
Utility plant, at cost	$ 1,595,278	$ 1,525,348
Real estate properties, solar and other, at cost	110,886	33,497
Total property, plant and equipment	1,706,164	1,558,845
Accumulated depreciation and amortization	(410,237)	(423,126)
Property, plant and equipment, net	1,295,927	1,135,719
CURRENT ASSETS
Cash and cash equivalents	7,440	943
Customer accounts receivable
Billed	209,266	162,961
Unbilled revenues	7,333	7,411
Allowance for doubtful accounts	(4,612)	(2,993)
Regulatory assets	17,630	51,466
Gas in storage, at average cost	294,475	336,163
Materials and supplies, at average cost	7,395	6,070
Prepaid taxes	54,311	55,880
Derivatives, at fair value	100,338	135,186
Restricted broker margin accounts	22,595	19,241
Deferred taxes	1,498	0
Other	14,698	12,680
Total current assets	732,367	785,008
NONCURRENT ASSETS
Investments in equity investees	159,063	158,944
Regulatory assets	434,185	454,601
Derivatives, at fair value	6,515	7,957
Other	21,387	20,904
Total noncurrent assets	621,150	642,406
Total assets	2,649,444	2,563,133
CAPITALIZATION
Common stock, $2.50 par value; authorized 75,000,000 shares; outstanding 2011-41,421,786;2010-41,173,608	110,258	109,713
Premium on common stock	265,524	251,147
Accumulated other comprehensive (loss), net of tax	(10,604)	(12,007)
Treasury stock at cost and other; shares 2011-2,808,093; 2010-2,719,761	(117,683)	(110,385)
Retained earnings	528,762	487,015
Common stock equity	776,257	725,483
Long-term debt	426,797	428,925
Total capitalization	1,203,054	1,154,408
CURRENT LIABILITIES
Current maturities of long-term debt	7,575	31,257
Short-term debt	159,350	147,600
Gas purchases payable	252,691	230,402
Accounts payable and other	65,960	47,297
Dividends payable	14,912	13,998
Deferred and accrued taxes	778	23,737
Regulatory liabilities	4,633	0
New Jersey clean energy program	15,011	12,644
Derivatives, at fair value	68,698	78,447
Restricted broker margin accounts	0	28,459
Customers' credit balances and deposits	113,776	91,957
Total current liabilities	703,384	705,798
NONCURRENT LIABILITIES
Deferred income taxes	327,782	278,551
Deferred investment tax credits	6,227	6,549
Deferred revenue	7,633	7,656
Derivatives, at fair value	6,341	5,640
Manufactured gas plant remediation	182,900	201,600
Postemployment employee benefit liability	114,305	93,742
Regulatory liabilities	59,837	57,648
New Jersey clean energy program	5,133	18,291
Asset retirement obligation	27,026	26,009
Other	5,822	7,241
Total noncurrent liabilities	743,006	702,927
Commitments and contingent liabilities (Note 13)
Total capitalization and liabilities	$ 2,649,444	$ 2,563,133