Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Operating Revenues
Regulated energy	$ 63,796	$ 59,356	$ 235,438	$ 223,168
Unregulated energy	28,117	32,263	119,238	155,286
Total Operating Revenues	91,913	91,619	354,676	378,454
Operating Expenses
Regulated energy cost of sales	23,161	23,040	101,414	102,020
Unregulated energy and other cost of sales	17,959	22,935	73,465	112,702
Operations	26,388	25,365	79,522	76,604
Maintenance	2,603	2,562	8,033	7,168
Gain from a settlement	0	0	(1,500)	0
Depreciation and amortization	7,636	6,774	22,155	20,146
Other taxes	3,257	3,151	10,000	9,942
Total Operating Expenses	81,004	83,827	293,089	328,582
Operating Income	10,909	7,792	61,587	49,872
Other income, net of other expenses	36	(32)	(3)	380
Interest charges	2,492	2,495	7,425	6,954
Income Before Income Taxes	8,453	5,265	54,159	43,298
Income taxes	3,334	2,085	21,638	17,303
Net Income	$ 5,119	$ 3,180	$ 32,521	$ 25,995
Weighted Average Common Shares Outstanding:
Basic (in shares)	15,258,819	14,574,678	15,035,569	14,539,841
Diluted (in shares)	15,306,843	14,616,665	15,083,641	14,588,130
Earnings Per Share of Common Stock:
Basic (in usd per share)	$ 0.34	$ 0.22	$ 2.16	$ 1.79
Diluted (in usd per share)	0.33	0.22	2.16	1.78
Cash Dividends Declared Per Share of Common Stock (in usd per share)	$ 0.2875	$ 0.27	$ 0.845	$ 0.7967