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Revenue Recognition - Contract Costs (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Acquisition Costs |  |
Capitalized Contract Costs [Roll Forward] |  |
Beginning of period balance | $ 61 | $ 64
Costs incurred | 43 | 50
Amortization | (46) | (53)
End of period balance | 58 | 61
Fulfillment Costs |  |
Capitalized Contract Costs [Roll Forward] |  |
Beginning of period balance | 46 | 47
Costs incurred | 38 | 39
Amortization | (38) | (40)
End of period balance | $ 46 | $ 46

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- Definition Capitalized Contract Cost, Incurred + References No definition available. + Details
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- Definition Capitalized Contract Costs [Roll Forward] + References No definition available. + Details
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- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 340 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479483/340-40-50-3 + Details
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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 340 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479483/340-40-50-3 + Details
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- Details
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- Details
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