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Reportable Segments (Tables) | 9 Months Ended
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Sep. 30, 2015
Segment Reporting [Abstract] |
Revenue and other financial information by reportable segment | The following tables present revenue and other financial information by reportable segment during the three and nine months ended September 30, 2015 and 2014 (in thousands):
Three Months Ended | North America Contract Operations |  | International Contract Operations |  | Aftermarket Services |  | Fabrication |  | Reportable Segments Total
September 30, 2015: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from external customers | $ | 191,692 |  |  | $ | 114,104 |  |  | $ | 82,443 |  |  | $ | 261,262 |  |  | $ | 649,501 |
Gross margin(1) | 113,765 |  |  | 72,990 |  |  | 18,670 |  |  | 34,337 |  |  | 239,762 |
September 30, 2014: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from external customers | $ | 191,000 |  |  | $ | 124,355 |  |  | $ | 96,005 |  |  | $ | 312,472 |  |  | $ | 723,832 |
Gross margin(1) | 108,547 |  |  | 76,372 |  |  | 20,495 |  |  | 61,071 |  |  | 266,485 |
Nine Months Ended | North America Contract Operations |  | International Contract Operations |  | Aftermarket Services |  | Fabrication |  | Reportable Segments Total
September 30, 2015: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from external customers | $ | 592,212 |  |  | $ | 350,045 |  |  | $ | 260,133 |  |  | $ | 860,025 |  |  | $ | 2,062,415 |
Gross margin(1) | 350,385 |  |  | 219,847 |  |  | 60,255 |  |  | 125,128 |  |  | 755,615 |
September 30, 2014: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue from external customers | $ | 529,463 |  |  | $ | 369,787 |  |  | $ | 284,412 |  |  | $ | 922,448 |  |  | $ | 2,106,110 |
Gross margin(1) | 298,415 |  |  | 234,270 |  |  | 61,784 |  |  | 161,476 |  |  | 755,945 |
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(1) | Gross margin, a non-GAAP financial measure, is reconciled, in total, to net income (loss), its most directly comparable measure calculated and presented in accordance with GAAP, below.
Reconciliation of net income (loss) to gross margin | The following table reconciles net income (loss) to gross margin (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Net income (loss) | $ | (4,233 | ) |  | $ | 42,158 |  |  | $ | 44,641 |  |  | $ | 97,915 |
Selling, general and administrative | 82,124 |  |  | 94,806 |  |  | 252,684 |  |  | 283,096 |
Depreciation and amortization | 94,924 |  |  | 98,256 |  |  | 285,057 |  |  | 295,734 |
Long-lived asset impairment | 23,708 |  |  | 12,385 |  |  | 51,860 |  |  | 26,039 |
Restructuring and other charges | 11,998 |  |  | 219 |  |  | 36,392 |  |  | 5,394 |
Interest expense | 28,577 |  |  | 25,737 |  |  | 84,273 |  |  | 86,767 |
Equity in income of non-consolidated affiliates | (5,084 | ) |  | (4,951 | ) |  | (15,152 | ) |  | (14,553 | )
Other (income) expense, net | 30,129 |  |  | 4,663 |  |  | 38,975 |  |  | (1,442 | )
Provision for (benefit from) income taxes | (3,605 | ) |  | 11,215 |  |  | 14,628 |  |  | 31,494 |
Income from discontinued operations, net of tax | (18,776 | ) |  | (18,003 | ) |  | (37,743 | ) |  | (54,499 | )
Gross margin | $ | 239,762 |  |  | $ | 266,485 |  |  | $ | 755,615 |  |  | $ | 755,945 |

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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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Namespace Prefix: | aroc_
Data Type: | nonnum:textBlockItemType
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- Definition Reconciliation of net income (loss) to gross margin. + References No definition available. + Details
Name: | aroc_ReconciliationNetIncomeLossToGrossMarginTableTextBlock
Namespace Prefix: | aroc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
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- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration