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SEC Schedule, Article 12-09, Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Allowance for doubtful accounts |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Valuation Allowances and Reserves, Beginning Balance |  | $ 11 | $ 13 | $ 11
Charged to Costs and Expenses |  | 2 | 2 | 9
Charged to Other Accounts |  | 0 | 0 | 0
Deductions | [1] | (1) | (4) | (7)
Valuation Allowances and Reserves, Ending Balance |  | 12 | 11 | 13
Deferred tax asset valuation allowance |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Valuation Allowances and Reserves, Beginning Balance |  | 20 | 21 | 17
Charged to Costs and Expenses |  | 0 | (1) | 4
Charged to Other Accounts |  | 0 | 0 | 0
Deductions |  | 0 | 0 | 0
Valuation Allowances and Reserves, Ending Balance |  | $ 20 | $ 20 | $ 21
[1] | The deduction column represents uncollectible accounts written off, net of recoveries from Trade Receivables, in the Consolidated Balance Sheets.

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