Supplemental Disclosures to Consolidated Statements of Cash Flows (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Fair value of assets acquired | $ 62 | $ 90 | Ìý |
| Intangibles not subject to amortization | 235 | 1,884 | $ 3 |
| Intangibles subject to amortization | 50 | 800 | 2 |
| Net liabilities assumed | (46) | (772) | (3) |
| Deferred tax liabilities | (1) | 102 | Ìý |
| Fair value of equity consideration | Ìý | (2,417) | Ìý |
| Cash paid (received) for acquisitions, net of cash acquired | 300 | (313) | 2 |
| Stock repurchased by subsidiary not yet settled | (19) | Ìý | Ìý |
| Cash paid for interest, net of amount capitalized | 576 | 585 | 586 |
| Cash paid (received) for income taxes | $ 48 | $ 40 | $ (26) |
| X | ||||||||||
- Definition The cash flow impact of stock issued pursuant to acquisitions during the period. No definition available.
|
| X | ||||||||||
- Definition Aggregate of Deferred tax liabilities assumed in business combinations throughout the period. No definition available.
|
| X | ||||||||||
- Definition The fair value of assets (liabilities) acquired in noncash investing or financing activities. No definition available.
|
| X | ||||||||||
- Definition The inflow (outflow) associated with the acquisition of business during the period. No definition available.
|
| X | ||||||||||
- Definition Stock repurchased by subsidiary not settled at end of period No definition available.
|
| X | ||||||||||
- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition. No definition available.
|
| X | ||||||||||
- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The fair value of liabilities assumed in noncash investing or financing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|