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Revenue From Contracts With Customers (Tables) | 12 Months Ended
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Dec. 31, 2020
Revenue from Contract with Customer [Abstract] |
Schedule of disaggregated revenue | The following table provides information about disaggregated revenue by contract duration (in thousands):
| Well Intervention |  | Robotics |  | Production Facilities |  | Intercompany Eliminations (1) |  | Total Revenue
Year ended December 31, 2020 |  |  |  |  |  |  |  |  |
Short-term | $ | 206,812 |  |  | $ | 117,439 |  |  | $ | — |  |  | $ | — |  |  | $ | 324,251 |
Long-term | 332,437 |  |  | 60,579 |  |  | 58,303 |  |  | (42,015) |  |  | 409,304 |
Total | $ | 539,249 |  |  | $ | 178,018 |  |  | $ | 58,303 |  |  | $ | (42,015) |  |  | $ | 733,555 |
Year ended December 31, 2019 |  |  |  |  |  |  |  |  |
Short-term | $ | 214,926 |  |  | $ | 94,501 |  |  | $ | — |  |  | $ | — |  |  | $ | 309,427 |
Long-term | 378,374 |  |  | 77,171 |  |  | 61,210 |  |  | (74,273) |  |  | 442,482 |
Total | $ | 593,300 |  |  | $ | 171,672 |  |  | $ | 61,210 |  |  | $ | (74,273) |  |  | $ | 751,909 |
Year ended December 31, 2018 |  |  |  |  |  |  |  |  |
Short-term | $ | 199,294 |  |  | $ | 89,072 |  |  | $ | — |  |  | $ | — |  |  | $ | 288,366 |
Long-term | 361,274 |  |  | 69,917 |  |  | 64,400 |  |  | (44,139) |  |  | 451,452 |
Total | $ | 560,568 |  |  | $ | 158,989 |  |  | $ | 64,400 |  |  | $ | (44,139) |  |  | $ | 739,818 |
(1)Intercompany revenues among our business segments are under agreements that are considered long-term.

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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