Reportable Segments (Tables)

6 Months Ended

Jun. 30, 2013

Reportable Segments

Revenue and other financial information by reportable segment

The following tables present revenue and other financial information by reportable segment (in thousands):

Three months ended	NorthAmericaContractOperations		InternationalContractOperations		AftermarketServices		Fabrication		ReportableSegmentsTotal
June 30, 2013:
Revenue from external customers	$	163,645	$	117,872	$	99,368	$	456,459	$	837,344
Gross margin(1)	92,484		67,857		21,432		74,886		256,659
June 30, 2012:
Revenue from external customers	$	148,564	$	112,628	$	101,902	$	267,641	$	630,735
Gross margin(1)	78,141		65,536		24,374		26,284		194,335

Six months ended	NorthAmericaContractOperations		InternationalContractOperations		AftermarketServices		Fabrication		ReportableSegmentsTotal
June 30, 2013:
Revenue from external customers	$	323,076	$	227,430	$	182,980	$	915,235	$	1,648,721
Gross margin(1)	179,862		131,216		39,598		131,263		481,939
June 30, 2012:
Revenue from external customers	$	299,152	$	225,414	$	191,547	$	529,863	$	1,245,976
Gross margin(1)	154,493		134,433		42,288		52,903		384,117

(1) Gross margin, a non-GAAP financial measure, is reconciled to net income (loss) below.

Reconciliation of net income (loss) to gross margin

The following table reconciles net income (loss) to gross margin (in thousands):

	Three Months EndedJune 30,						Six Months EndedJune 30,
	2013			2012			2013			2012
Net income (loss)	$	24,504		$	(166,898	)	$	83,295		$	(159,611	)
Selling, general and administrative	91,117			94,134			176,096			188,973
Depreciation and amortization	80,751			88,909			163,397			174,020
Long-lived asset impairment	16,574			128,543			20,137			132,665
Restructuring charges	—			1,266			—			4,313
Interest expense	30,250			36,968			58,124			74,959
Equity in income of non-consolidated affiliates	(4,722		)	(4,728		)	(9,387		)	(42,067		)
Other (income) expense, net	(7,239		)	8,752			(17,048		)	2,657
Provision for (benefit from) income taxes	23,849			(35,502		)	39,000			(35,845		)
(Income) loss from discontinued operations, net of tax	1,575			42,891			(31,675		)	44,053
Gross margin	$	256,659		$	194,335		$	481,939		$	384,117