Goodwill and Other Intangible Assets Narrative (Details) |
12 Months Ended | ||
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Dec. 31, 2017
USD ($)
reporting_unit
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Dec. 31, 2016
USD ($)
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Dec. 31, 2015
USD ($)
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| Goodwill [Line Items] | |||
| Number of Reporting Units | reporting_unit | 13 | ||
| Goodwill, Impairment Loss | $ 0 | $ 0 | $ 0 |
| Total amortization expense | 65,000,000 | $ 86,000,000 | $ 89,000,000 |
| Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] | |||
| 2018 | 97,000,000 | ||
| 2019 | 93,000,000 | ||
| 2020 | 88,000,000 | ||
| 2021 | 85,000,000 | ||
| 2022 | 81,000,000 | ||
| Minimum [Member] | |||
| Goodwill [Line Items] | |||
| Goodwill by reporting unit | 7,000,000 | ||
| Maximum [Member] | |||
| Goodwill [Line Items] | |||
| Goodwill by reporting unit | $ 1,100,000,000 | ||
| Customer Relationships [Member] | |||
| Acquired Finite-Lived Intangible Assets [Line Items] | |||
| Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 13 years | 14 years | |
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- Definition Reporting Unit, Goodwill No definition available.
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- 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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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- 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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- 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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- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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