Business segment data (Tables)

6 Months Ended

Jun. 30, 2012

Information on the Company's businesses was as follows:



Three Months Ended June 30, 2012	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	52,955	$	—		$	4,419
Natural gas distribution	116,844		—			(6,411		)
Pipeline and energy services	34,656		8,937			15,851
	204,455		8,937			13,859
Exploration and production	100,232		5,711			17,957
Construction materials and contracting	438,963		3,097			7,791
Construction services	223,858		219			8,684
Other	454		2,028			5,651
	763,507		11,055			40,083
Intersegment eliminations	—		(19,992		)	—
Total	$	967,962	$	—		$	53,942



Three Months Ended June 30, 2011	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	49,986	$	—		$	4,807
Natural gas distribution	164,626		—			1,902
Pipeline and energy services	59,926		12,504			4,772
	274,538		12,504			11,481
Exploration and production	87,390		25,392			21,326
Construction materials and contracting	375,613		—			4,980
Construction services	192,697		5,379			6,138
Other	519		2,301			971
	656,219		33,072			33,415
Intersegment eliminations	—		(45,576		)	—
Total	$	930,757	$	—		$	44,896



Six Months Ended June 30, 2012	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	110,918	$	—		$	11,978
Natural gas distribution	424,733		—			19,097
Pipeline and energy services	63,882		29,347			18,611
	599,533		29,347			49,686
Exploration and production	188,727		17,038			30,887
Construction materials and contracting	588,232		3,248			(17,141		)
Construction services	442,010		244			20,087
Other	2,267		2,355			6,042
	1,221,236		22,885			39,875
Intersegment eliminations	—		(52,232		)	—
Total	$	1,820,769	$	—		$	89,561



Six Months Ended June 30, 2011	External Operating Revenues		Inter- segment Operating Revenues			Earnings on Common Stock
	(In thousands)
Electric	$	107,831	$	—		$	13,331
Natural gas distribution	535,010		—			29,418
Pipeline and energy services	109,177		37,245			11,691
	752,018		37,245			54,440
Exploration and production	165,801		50,933			37,596
Construction materials and contracting	519,146		—			(16,423		)
Construction services	394,877		6,596			10,771
Other	720		4,589			1,318
	1,080,544		62,118			33,262
Intersegment eliminations	—		(99,363		)	—
Total	$	1,832,562	$	—		$	87,702

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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