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Revenue Recognition - Capitalized Contract Costs (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2022
Acquisition Costs |  |  |
Capitalized Contract Cost [Roll Forward] |  |  |
Beginning of period balance | $ 182 | $ 202 |
Costs incurred | 33 | 36 |
Amortization | (33) | (41) |
Change in contract costs held for sale | 0 | (5) |
End of period balance | 182 | 192 | $ 202
Acquisition Costs | Discontinued Operations | EMEA Business |  |  |
Capitalized Contract Cost [Roll Forward] |  |  |
Classified as held for sale |  | 11 | 6
Fulfillment Costs |  |  |
Capitalized Contract Cost [Roll Forward] |  |  |
Beginning of period balance | 184 | 192 |
Costs incurred | 36 | 40 |
Amortization | (31) | (35) |
Change in contract costs held for sale | 0 | (15) |
End of period balance | $ 189 | 182 | 192
Fulfillment Costs | Discontinued Operations | EMEA Business |  |  |
Capitalized Contract Cost [Roll Forward] |  |  |
Classified as held for sale |  | $ 15 | $ 0

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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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