Long-Term Related Party Payable - Payable Balance (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Business Combination, Changes in Related Party Payable [Roll Forward]
Related party payable, beginning balance	$ 98,925	$ 169,347	$ 122,693
Additions			21,659
Payments of related party payable	(22,951)	(37,311)	(30,838)
Fair value adjustments	(24,630)	(33,111)	55,833
Expiration of Warrants	(2,167)
Disposal	(20,337)
Related party payable, ending balance	$ 28,840	$ 98,925	$ 169,347

Business Combination, Changes in Related Party Payable [Roll Forward]

No definition available.

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- Definition

Business combinations additions made during the period.

+ References

No definition available.

+ Details

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- Definition

The amount, measured at acquisition-date fair value, of all liabilities assumed that arise from contingencies and were recognized by the entity.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472

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- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
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-Publisher FASB
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- Definition

Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

+ References

No definition available.

+ Details

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- Definition

The aggregate amount paid by the entity to reacquire the right to purchase equity shares at a predetermined price, usually issued together with corporate debt.

+ References

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-Publisher FASB
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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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