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Summary Of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2022
Summary Of Significant Accounting Policies [Abstract] |
Assets, Liabilities and Net Assets of Company's Argentinean Subsidiaries |
|  | June 30, |  | December 31,
|  | 2022 |  | 2021
|  | (In millions)
Assets |  | $ 2,488 |  | $ 2,479
Liabilities |  | 1,889 |  | 1,874
Net Assets |  | $ 599 |  | $ 605
Summary Of Changes In Accumulated Balances Of Other Comprehensive Loss |
|  | Unrealized |  | Foreign |  | Estimated tax |  |  |
|  | Gains (losses) on |  | Currency |  | benefit |  |  |
|  | hedging activities, net |  | Translation |  | (expense) |  | Total |
|  | (In millions)
Balances as of December 31, 2021 |  | $ 8 |  | $ (523) |  | $ — |  | $ (515) |
Other comprehensive income (loss) before reclassifications |  | (24) |  | 38 |  | 5 |  | 19 |
Amount of (gains) loss reclassified from accumulated other comprehensive income (loss) |  | 9 |  | — |  | (2) |  | 7 |
Net current period other comprehensive income (loss) |  | (15) |  | 38 |  | 3 |  | 26 |
Balances as of June 30, 2022 |  | $ (7) |  | $ (485) |  | $ 3 |  | $ (489) |
Reclassifications Out Of Accumulated Other Comprehensive Loss |
|  | Amount of (Loss) Gain |  |  |  |  |  |
|  | Reclassified from |  |  |  |  |  |
Details about Accumulated |  | Accumulated Other |  |  |  |  |  |
Other Comprehensive Loss |  | Comprehensive |  | Affected Line Item
Components |  | Loss |  | in the Statement of Income
|  | (In millions) |  |  |  |  |  |
Unrealized losses on hedging activities |  | $ (9) |  | Cost of net revenues and interest expense
Estimated tax benefit on unrealized losses |  | 2 |  | Income tax expense
Total reclassifications for the period |  | $ (7) |  | Total, net of income taxes

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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