Goodwill (Details) |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
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Dec. 31, 2017
USD ($)
reporting_unit
|
Dec. 31, 2017
USD ($)
|
Dec. 31, 2017
USD ($)
segment
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Dec. 31, 2016
USD ($)
|
Dec. 31, 2015
USD ($)
|
Apr. 18, 2017
USD ($)
|
Dec. 31, 2014
USD ($)
|
|
| Goodwill and Intangible Assets Disclosure [Abstract] | |||||||
| Number of reporting units | 1 | 1 | |||||
| Stockholders’ (deficit) equity | $ (1,523,874,000) | $ (1,523,874,000) | $ (1,523,874,000) | $ (792,015,000) | $ (166,491,000) | $ 1,309,837,000 | |
| Goodwill | 2,286,582,000 | 2,286,582,000 | 2,286,582,000 | 2,205,107,000 | |||
| Business Acquisition [Line Items] | |||||||
| Impairment losses for goodwill | 0 | $ 0 | $ 0 | ||||
| Accumulated impairment of goodwill since the merger | $ 4,766,190,000 | 4,766,190,000 | $ 4,766,190,000 | ||||
| Automatic | |||||||
| Goodwill and Intangible Assets Disclosure [Abstract] | |||||||
| Goodwill | $ 81,475,000 | ||||||
| Business Acquisition [Line Items] | |||||||
| Goodwill acquired during period | $ 81,475,000 | ||||||
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. No definition available.
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| X | ||||||||||
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Details
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