Discontinued Operations And Other Dispositions (Tables)

12 Months Ended

Dec. 31, 2012

Discontinued Operations And Other Dispositions [Abstract]

Summary Of Discontinued Operations Presented In Consolidated Statements Of Income And Comprehensive Income

	Years Ended
	December 31,
		2012		2011		2010
Operating revenues	$	31,458	$	67,391	$	65,886
Total operating expenses		24,286		49,617		51,144
Operating income		7,172		17,774		14,742
Other (income) expense:
Gain on sale		(17,699)		-		-
Loss on sale		2,981		-		-
Other expenses, net		1,397		3,495		1,992
Income from discontinued operations before income taxes		20,493		14,279		12,750
Provision for income taxes		8,017		12,893		5,154
Income from discontinued operations	$	12,476	$	1,386	$	7,596

Schedule Of Disposal Groups Including Discontinued Operations

	December 31,
		2012		2011
Property, plant and equipment, at cost	$	128,463	$	299,689
Less: accumulated depreciation		48,856		104,889
Net property, plant and equipment		79,607		194,800
Current assets		4,656		16,341
Regulatory assets		2,034		36,656
Goodwill		-		12,316
Other assets		126		2,948
Assets of discontinued operations held for sale		86,423		263,061
Long-term debt, excluding current portion		-		40,326
Current liabilities		2,074		8,235
Deferred income taxes and investment tax credits		5,166		28,690
Contributions in aid of construction		15,560		25,940
Other liabilities		837		33,980
Liabilities of discontinued operations held for sale		23,637		137,171
Net assets	$	62,786	$	125,890