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Revenue - Costs to Obtain and Fulfill a Contract (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Capitalized Contract Cost [Line Items]
Capitalized Contract Cost, Amortization	$ 34	$ 39	$ 41
2023	27
2024	15
2025	11
2026	8
2027	5
Thereafter	16
Sales Commissions
Capitalized Contract Cost [Line Items]
Capitalized Contract Cost, Net, Noncurrent	24	25
Inducement Payments
Capitalized Contract Cost [Line Items]
Capitalized Contract Cost, Net, Noncurrent	28	19
Contract Fulfillment Cost
Capitalized Contract Cost [Line Items]
Capitalized Contract Cost, Net, Noncurrent	$ 30	$ 29

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- Definition

Amortization of Customer Contract Costs, Thereafter

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- Definition

Amortization of Customer Contract Costs, Year Five

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- Definition

Amortization of Customer Contract Costs, Year Four

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- Definition

Amortization of Customer Contract Costs, Year One

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- Definition

Amortization of Customer Contract Costs, Year Three

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- Definition

Amortization of Customer Contract Costs, Year Two

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126905575&loc=SL49131252-203054

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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; classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126905575&loc=SL49131252-203054

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