Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Operating Revenues
Regulated Energy	$ 67,395	$ 62,060	$ 156,611	$ 171,642
Unregulated Energy and other	34,947	30,622	92,027	91,121
Total Operating Revenues	102,342	92,682	248,638	262,763
Operating Expenses
Regulated Energy cost of sales	21,635	21,124	56,540	78,253
Unregulated Energy and other cost of sales	22,934	20,272	56,958	55,507
Operations	28,087	26,190	55,246	53,133
Maintenance	2,904	2,727	5,383	5,431
Gain from a settlement	(130)	(1,500)	(130)	(1,500)
Depreciation and amortization	7,780	7,543	15,283	14,518
Other taxes	3,390	3,156	7,236	6,743
Total Operating Expenses	86,600	79,512	196,516	212,085
Operating Income	15,742	13,170	52,122	50,678
Other Expense, net	(8)	(171)	(42)	(38)
Interest charges	2,624	2,485	5,274	4,933
Income Before Income Taxes	13,110	10,514	46,806	45,707
Income taxes	5,081	4,220	18,410	18,304
Net Income	$ 8,029	$ 6,294	$ 28,396	$ 27,403
Weighted Average Common Shares Outstanding:
Basic (shares)	15,315,020	15,235,860	15,300,931	14,922,094
Diluted (shares)	15,352,702	15,280,657	15,342,287	14,970,190
Earnings Per Share of Common Stock:
Basic (in dollars per share)	$ 0.52	$ 0.41	$ 1.86	$ 1.84
Diluted (in dollars per share)	0.52	0.41	1.85	1.83
Cash Dividends Declared Per Share of Common Stock (in dollars per share)	$ 0.3050	$ 0.2875	$ 0.5925	$ 0.5575