Equity Investments - Equity Investment Income Statement Disclosure (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Equity Method Investments and Joint Ventures [Abstract] | |||
| Gross revenue | $ 755,374 | $ 287,733 | $ 430,729 |
| Net (loss) income | $ (37,102) | $ (65,070) | $ 16,761 |
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- Definition The amount of net income (loss) reported by an equity method investment of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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