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Revenue Recognition - Capitalized Contract Costs (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Acquisition Costs |  |
Capitalized Contract Cost [Roll Forward] |  |
Beginning of period balance | $ 182 | $ 202
Costs incurred | 151 | 136
Amortization | (130) | (152)
Classified as held for sale |  | (4)
End of period balance | 203 | 182
Fulfillment Costs |  |
Capitalized Contract Cost [Roll Forward] |  |
Beginning of period balance | 184 | 192
Costs incurred | 176 | 157
Amortization | (138) | (140)
Classified as held for sale |  | (25)
End of period balance | $ 222 | $ 184

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- Definition Capitalized Contract Cost, Incurred + References No definition available. + Details
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- Definition Capitalized Contract Cost, Reclassification + References No definition available. + Details
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- Definition Capitalized Contract Cost [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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