Accounts Receivable - Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions  | 
6 Months Ended | |
|---|---|---|
Jun. 30, 2025  | 
Jun. 30, 2024  | 
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| Accounts Receivable, Allowance for Credit Loss [Roll Forward] | ||
| Balance as of January 1, | $ 61 | $ 60 | 
| Provision for doubtful accounts | 6 | 3 | 
| Bad debt write-offs | (2) | (1) | 
| Balance as of June 30, | $ 65 | $ 62 | 
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- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available. 
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Accounts Receivable, Credit Loss Expense (Reversal) And Impairment No definition available. 
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