Basis of Presentation and Summary of Significant Accounting Policies Contract Assets and Liabilities (Details) - USD ($) $ in Millions |
6 Months Ended | |
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Jun. 30, 2021 |
Dec. 31, 2020 |
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Accounting Policies [Abstract] | ||
Contract liabilities | $ 572 | $ 507 |
Contract with Customer, Liability, Noncurrent | 67 | $ 80 |
Revenue recognized that was included in contract liabilities | 323 | |
Remaining performance obligations | $ 3,500 |
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- References No definition available.
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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