Segment Information

12 Months Ended

Dec. 31, 2012

Segment Information

Segment Information

16.   Segment Information

        The following tables present certain information with respect to the Company's segments. Intersegment revenues between the Company's segments were not material in any of the periods presented below.

	Midwest			East/West		Southern Plains			Other			Total
	(in thousands)
Year ended December 31, 2012
Net revenues	$	949,464		$	1,345,621	$	571,246		$	33,134		$	2,899,465
Income (loss) from operations		206,462			291,627		132,153			(187,653	)		442,589
Depreciation and amortization		92,689			88,688		49,408			14,563			245,348
Gain (loss) from unconsolidated affiliates		—			—		5,210			(1,406	)		3,804
Capital expenditures		388,639			43,234		35,534			5,578			472,985
Year ended December 31, 2011
Net revenues		826,436			1,290,732		590,709			34,380			2,742,257
Income (loss) from operations		211,356			263,423		137,580			(112,778	)		499,581
Depreciation and amortization		62,844			85,723		53,764			9,145			211,476
(Loss) gain from unconsolidated affiliates		—			—		(4,834	)		12,198			7,364
Capital expenditures		206,081			51,701		25,488			9,811			293,081
Year ended December 31, 2010
Net revenues		825,847			997,262		602,257			33,745			2,459,111
(Loss) income from operations		(39,514	)		181,175		125,318			(113,753	)		153,226
Depreciation and amortization		64,402			79,244		59,777			8,964			212,387
Loss from unconsolidated affiliates		—			—		(2,242	)		(23,732	)		(25,974	)
Impairment losses		220,236			—		—			4,473			224,709
Capital expenditures		198,282			118,398		41,215			5,060			362,955
Balance sheet at December 31, 2012
Total assets		2,318,283			1,198,391		1,680,773			446,610			5,644,057
Investment in and advances to unconsolidated affiliates		—			87		138,514			65,905			204,506
Goodwill and other intangible assets, net		1,025,505			226,047		779,787			55,827			2,087,166
Balance sheet at December 31, 2011
Total assets		1,897,164			1,265,438		1,034,506			409,238			4,606,346
Investment in and advances to unconsolidated affiliates		—			110		107,204			66,802			174,116
Goodwill and other intangible assets, net		925,822			226,234		394,018			55,878			1,601,952