Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Property, Plant and Equipment
Regulated energy	$ 813,145	$ 766,855
Unregulated energy	141,393	84,773
Other	19,190	18,497
Total property, plant and equipment	973,728	870,125
Less: Accumulated depreciation and amortization	(210,979)	(193,369)
Plus: Construction work in progress	56,441	13,006
Net property, plant and equipment	819,190	689,762
Current Assets
Cash and cash equivalents	3,781	4,574
Accounts receivable (less allowance for uncollectible accounts of $1,088 and $1,120, respectively)	39,861	53,300
Accrued revenue	8,797	13,617
Propane inventory, at average cost	4,211	7,250
Other inventory, at average cost	4,143	3,699
Regulatory assets	7,653	8,967
Storage gas prepayments	3,839	4,258
Income taxes receivable	6,935	18,806
Deferred income taxes	338	0
Prepaid expenses	7,507	6,652
Mark-to-market energy assets	286	1,055
Other current assets	339	195
Total current assets	87,690	122,373
Deferred Charges and Other Assets
Goodwill	16,048	4,952
Other intangible assets, net	2,317	2,404
Investments, at fair value	3,412	3,678
Regulatory assets	77,332	78,136
Receivables and other deferred charges	2,453	3,164
Total deferred charges and other assets	101,562	92,334
Total Assets	1,008,442	904,469
Stockholders' equity
Common stock, par value $0.4867 per share (authorized 25,000,000 shares)	7,429	7,100
Additional paid-in capital	189,321	156,581
Retained earnings	162,036	142,317
Accumulated other comprehensive loss	(5,471)	(5,676)
Deferred compensation obligation	1,863	1,258
Treasury stock	(1,863)	(1,258)
Total stockholders' equity	353,315	300,322
Long-term debt, net of current maturities	155,909	158,486
Total capitalization	509,224	458,808
Current Liabilities
Current portion of long-term debt	9,139	9,109
Short-term borrowing	127,093	88,231
Accounts payable	41,129	44,610
Customer deposits and refunds	24,020	25,197
Accrued interest	3,242	1,352
Dividends payable	4,388	3,939
Deferred Tax Liabilities, Net, Current	0	832
Accrued compensation	8,909	10,076
Regulatory liabilities	9,346	3,268
Mark-to-market energy liabilities	154	1,018
Other accrued liabilities	9,443	6,603
Total current liabilities	236,863	194,235
Deferred Credits and Other Liabilities
Deferred income taxes	174,247	160,232
Regulatory liabilities	43,356	43,419
Environmental liabilities	9,003	8,923
Other pension and benefit costs	32,619	35,027
Deferred investment credits and Other liabilities	3,130	3,825
Total deferred credits and other liabilities	$ 262,355	$ 251,426
Other commitments and contingencies (Note 6)
Total Capitalization and Liabilities	$ 1,008,442	$ 904,469