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Schedule II - Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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Dec. 31, 2020
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 (In millions)
COLUMN A | COLUMN B | COLUMN C | COLUMN D | COLUMN E | COLUMN F
|  | Additions |  |  |
Description | Balance at beginning of period | Charged to costs and expense | Charged to other accounts | Acquisitions | Deductions – write-offs | Balance at end of period
For the year ended December 31, 2020
Allowances deducted from assets to which they apply: |  |  |  |  |  |
Trade accounts receivable | $ | 62 |  | $ | 6 |  | $ | — |  | $ | — |  | $ | (9) |  | $ | 59 |
Deferred tax assets | 243 |  | (11) |  | 1 |  | — |  | (28) |  | 205 |
For the year ended December 31, 2019
Allowances deducted from assets to which they apply: |  |  |  |  |  |
Trade accounts receivable | 65 |  | 4 |  | — |  | 1 |  | (8) |  | 62 |
Deferred tax assets | 282 |  | (33) |  | 5 |  | — |  | (11) |  | 243 |
For the year ended December 31, 2018
Allowances deducted from assets to which they apply: |  |  |  |  |  |
Trade accounts receivable | 71 |  | (6) |  | (4) |  | 7 |  | (3) |  | 65 |
Deferred tax assets | 228 |  | (1) |  | (7) |  | 76 |  | (14) |  | 282 |

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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 http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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