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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES | 12 Months Ended
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Dec. 31, 2022
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES | SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS AND RESERVES FOR THE YEARS ENDED DECEMBER 31, 2022, 2021 AND 2020 (in millions)
| Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | Deductions |  |  |  |  | Balance at End of Period
FOR THE YEAR ENDED DECEMBER 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 9 |  |  | $ | 3 |  |  | $ | — |  |  | $ | (1) |  | (a) |  |  |  | $ | 11 |
Tax valuation allowance | $ | 132 |  |  | $ | 5 |  |  | $ | (2) |  |  | $ | (6) |  |  |  |  |  | $ | 129 |
FOR THE YEAR ENDED DECEMBER 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 10 |  |  | $ | 1 |  |  | $ | — |  |  | $ | (2) |  | (a) |  |  |  | $ | 9 |
Tax valuation allowance | $ | 133 |  |  | $ | 11 |  |  | $ | 8 |  |  | $ | (20) |  |  |  |  |  | $ | 132 |
FOR THE YEAR ENDED DECEMBER 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 11 |  |  | $ | 1 |  |  | $ | — |  |  | $ | (2) |  | (a) |  |  |  | $ | 10 |
Tax valuation allowance | $ | 92 |  |  | $ | 39 |  |  | $ | 2 |  |  | $ | — |  |  |  |  |  | $ | 133 |
(a)Uncollectible accounts written off, net of recoveries.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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