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v3.19.3.a.u2

Significant Accounting Policies (Narrative) (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 USD ($) segment | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Jan. 01, 2019 USD ($) | Jan. 01, 2018 USD ($)
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Amount reclassified from cost of revenues to SG&A |  | $ 128,000,000 | $ 97,000,000 |  |
Number of reportable segments | segment | 5 |  |  |  |
Accounts receivable derecognized |  | 14,000,000 |  |  |
Intangible assets | $ 495,000,000 | 516,000,000 |  |  |
Impairment of intangible assets, finite-lived | $ 0 |  |  |  |
Period in years that unrecognized actuarial net gains (losses) are being recognized | 25 years |  |  |  |
Period of recognition (no greater than) | 5 years |  |  |  |
Noncurrent refundable income taxes | $ 92,000,000 | 84,000,000 |  |  |
Deferred rent |  | 92,000,000 |  |  |
Operating lease, liability | 231,000,000 |  |  |  |
Cumulative effect of change in accounting policy |  |  |  | $ 50,000,000 | $ 144,000,000
Deferred income taxes |  | 222,000,000 |  | 215,000,000 |
Equity in and advances to unconsolidated affiliates | 850,000,000 | 724,000,000 |  |  | 452,000,000
Other Assets |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Noncurrent refundable income taxes | $ 98,000,000 | $ 98,000,000 |  |  |
Minimum |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite lived intangible assets useful lives | 1 year |  |  |  |
Maximum |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite lived intangible assets useful lives | 25 years |  |  |  |
Accounting Standards Update 2016-02 |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Deferred rent |  |  |  | 68,000,000 |
Operating lease, liability |  |  |  | 253,000,000 |
Cumulative effect of change in accounting policy |  |  |  | 21,000,000 |
Deferred income taxes |  |  |  | 7,000,000 |
Accounting Standards Update 2014-09 |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Cumulative effect of change in accounting policy |  |  |  | 29,000,000 |
Deferred income from unconsolidated affiliates |  |  |  |  | 101,000,000
Equity in and advances to unconsolidated affiliates |  |  |  |  | 87,000,000
Retained Earnings |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Cumulative effect of change in accounting policy |  |  |  |  | $ 144,000,000
Retained Earnings | Accounting Standards Update 2016-02 |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Cumulative effect of change in accounting policy |  |  |  | 21,000,000 |
Retained Earnings | Accounting Standards Update 2014-09 |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Cumulative effect of change in accounting policy |  |  |  | $ 29,000,000 |

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