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Reportable Segments (Tables) | 6 Months Ended
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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 |  | North America Contract Operations |  | International Contract Operations |  | Aftermarket Services |  | Fabrication |  | Reportable Segments Total |
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 |  | North America Contract Operations |  | International Contract Operations |  | Aftermarket Services |  | Fabrication |  | Reportable Segments Total |
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 Ended June 30, |  | Six Months Ended June 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 |

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- Definition Tabular disclosure of revenue, gross margin, assets, and capital expenditures by reportable segment reconciled to the entity's corresponding consolidated amount. + References No definition available. + Details
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- Definition Reconciliation of net income (loss) to gross margin. + References No definition available. + Details
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