Quarterly Summary of Operations (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Quarterly Summary of Operations

(In thousands, except per share amounts)		Quarters Ended
2013		March 31		June 30		September 30		December 31
Operating revenues:
Regulated electric revenues	$	93,494	$	96,846	$	119,836	$	93,781
Regulated gas revenues		72,467		30,042		18,864		60,089
Nonregulated revenues		1,276		1,400		1,399		1,393
Total Operating Revenues		167,237		128,288		140,099		155,263
Operating expenses		129,609		103,791		100,199		129,301
Operating income		37,628		24,497		39,900		25,962
Interest and other income, net		(1,366)		(1,946)		(855)		(4,056)
Income tax provision		(13,678)		(8,660)		(14,692)		(7,829)
Earnings on common stock	$	22,584	$	13,891	$	24,353	$	14,077
Earnings per common share	$	0.65	$	0.40	$	0.70	$	0.41
Dividends per share	$	0.263	$	0.263	$	0.272	$	0.272
2012
Operating revenues:
Regulated electric revenues	$	89,936	$	96,339	$	118,914	$	87,176
Regulated gas revenues		57,019		18,629		16,587		47,492
Nonregulated revenues		2,304		2,253		2,337		2,337
Total Operating Revenues		149,259		117,221		137,838		137,005
Operating expenses		120,815		92,140		97,950		117,655
Operating income		28,444		25,081		39,888		19,350
Interest and other income, net		(2,534)		(2,215)		(1,993)		(2,656)
Income tax provision		(9,862)		(8,596)		(14,253)		(6,208)
Earnings on common stock	$	16,048	$	14,270	$	23,642	$	10,486
Earnings per common share	$	0.47	$	0.41	$	0.68	$	0.30
Dividends per share	$	0.255	$	0.255	$	0.263	$	0.263