Segment financial information (Tables)

3 Months Ended

Mar. 31, 2012

Segment financial information

Schedule of segment financial information

(in thousands)	Electric utility		Bank		Other			Total
Three months ended March 31, 2012
Revenues from external customers	$	749,574	$	65,252	$	34		$	814,860
Intersegment revenues (eliminations)	36		—		(36		)	—
Revenues	749,610		65,252		(2		)	814,860
Income (loss) before income taxes	45,207		23,464		(8,584		)	60,087
Income taxes (benefit)	17,408		7,587		(3,697		)	21,298
Net income (loss)	27,799		15,877		(4,887		)	38,789
Preferred stock dividends of subsidiaries	499		—		(26		)	473
Net income (loss) for common stock	27,300		15,877		(4,861		)	38,316
Tangible assets (at March 31, 2012)	4,656,064		4,880,927		13,771			9,550,762
Three months ended March 31, 2011
Revenues from external customers	$	645,299	$	65,313	$	21		$	710,633
Intersegment revenues (eliminations)	36		—		(36		)	—
Revenues	645,335		65,313		(15		)	710,633
Income (loss) before income taxes	31,267		21,727		(7,995		)	44,999
Income taxes (benefit)	11,579		7,876		(3,391		)	16,064
Net income (loss)	19,688		13,851		(4,604		)	28,935
Preferred stock dividends of subsidiaries	499		—		(26		)	473
Net income (loss) for common stock	19,189		13,851		(4,578		)	28,462
Tangible assets (at December 31, 2011)	4,671,942		4,827,784		10,815			9,510,541