Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment
Regulated energy	$ 766,855	$ 691,522
Unregulated energy	84,773	76,267
Other	18,497	21,002
Total property, plant and equipment	870,125	788,791
Less: Accumulated depreciation and amortization	(193,369)	(174,148)
Plus: Construction work in progress	13,006	16,603
Net property, plant and equipment	689,762	631,246
Current Assets
Cash and cash equivalents	4,574	3,356
Accounts receivable (less allowance for uncollectible accounts of $1,120 and $1,635, respectively)	53,300	75,293
Accrued revenue	13,617	13,910
Propane inventory, at average cost	7,250	10,456
Other inventory, at average cost	3,699	4,880
Regulatory assets	8,967	2,436
Storage gas prepayments	4,258	4,318
Income taxes receivable	18,806	2,609
Deferred income taxes	0	1,696
Prepaid expenses	6,652	6,910
Mark-to-market energy assets	1,055	385
Other current assets	195	160
Total current assets	122,373	126,409
Deferred Charges and Other Assets
Goodwill	4,952	4,354
Other intangible assets, net	2,404	2,975
Investments, at fair value	3,678	3,098
Regulatory assets	78,136	66,584
Receivables and other deferred charges	3,164	2,856
Total deferred charges and other assets	92,334	79,867
Total Assets	904,469	837,522
Stockholders’ equity
Common stock, par value $0.4867 per share (authorized 25,000,000)	7,100	4,691
Additional paid-in capital	156,581	152,341
Retained earnings	142,317	124,274
Accumulated other comprehensive loss	(5,676)	(2,533)
Deferred compensation obligation	1,258	1,124
Treasury stock	(1,258)	(1,124)
Total stockholders’ equity	300,322	278,773
Long-term debt, net of current maturities	158,486	117,592
Total capitalization	458,808	396,365
Current Liabilities
Current portion of long-term debt	9,109	11,353
Short-term borrowing	88,231	105,666
Accounts payable	44,610	53,482
Customer deposits and refunds	25,197	26,140
Accrued interest	1,352	1,235
Dividends payable	3,939	3,710
Deferred Tax Liabilities, Net, Current	832	0
Accrued compensation	10,076	8,394
Regulatory liabilities	3,268	4,157
Mark-to-market energy liabilities	1,018	127
Other accrued liabilities	6,603	7,678
Total current liabilities	194,235	221,942
Deferred Credits and Other Liabilities
Deferred income taxes	160,232	142,597
Regulatory liabilities	43,419	43,912
Environmental liabilities	8,923	9,155
Other pension and benefit costs	35,027	21,000
Deferred investment tax credits and Other liabilities	3,825	2,551
Total deferred credits and other liabilities	251,426	219,215
Total Capitalization and Liabilities	$ 904,469	$ 837,522