XML 61 R44.htm IDEA: XBRL DOCUMENT
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Organization (Details) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 29, 2016 USD ($) | Feb. 28, 2014 vessel | Dec. 31, 2016 USD ($) segment vessel | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |
Number of reportable segments | segment |  |  | 3 |  |
Sale of ownership interest for cash | $ |  |  | $ 25,000 | $ 0 | $ 0
Deepwater Gateway, L.L.C. [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Sale of ownership interest for cash | $ | $ 25,000 |  |  |  |
Robotics [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Number of chartered vessels |  |  | 3 |  |
Q5000 [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Term of contract |  |  | 5 years |  |
Monohull Vessels [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Number of chartered vessels |  | 2 |  |  |
Monohull Vessels [Member] | Well Intervention [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Number of chartered vessels |  |  | 2 |  |

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- Definition The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + Details
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