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Segment Information - Narrative (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) segment ft | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) customer
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of reportable segments | segment |  |  |  |  |  |  |  |  | 4 |  |
Equity-based compensation expense |  |  |  |  |  |  |  |  | $ 15,978 | $ 26,318 | $ 38,368
Mergers and acquisition costs |  |  |  |  |  |  |  |  | 13,784 | 0 | 0
Severance and other charges |  |  |  |  |  |  |  |  | 46,406 | 35,484 | 0
Change in value of contingent consideration |  |  |  |  |  |  |  |  | 0 | (1,532) | 0
Unrealized and realized gains (losses) |  |  |  |  |  |  |  |  | 110 | 0 | 0
Foreign corruption practices act matters |  |  |  |  |  |  |  |  | 6,397 | 1,446 | $ 1,137
Concentration risk, number of customers | customer |  |  |  |  |  |  |  |  |  |  | 0
Concentration risk, percent of revenue (percent) |  |  |  |  |  |  |  |  |  |  | 10.00%
Revenues | $ 107,985 | $ 105,114 | $ 120,946 | $ 153,486 | $ 202,976 | $ 239,883 | $ 254,304 | $ 277,437 | $ 487,531 | 974,600 | $ 1,152,632
Revenue | Customer Concentration Risk |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |
Concentration risk, percent of revenue (percent) |  |  |  |  |  |  |  |  | 13.00% |  |
Revenue | Geographic Concentration Risk | United States and United Arab Emirates |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  | $ 140,400 |
Tubular Sales |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |
Severance and other charges |  |  |  |  |  |  |  |  | $ 558 |  |
Maximum | Tubular Sales |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |
Length of tubulars used as caissons or pilings (in feet) | ft |  |  |  |  |  |  |  |  | 300 |  |

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