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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts |
Schedule II – Valuation and Qualifying Accounts | Occidental Petroleum Corporation and Subsidiaries
|  |  |  | Additions |  |  |  |  |
millions |  | Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | Deductions (a) |  | Balance at End of Period |
2021 |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 822 |  |  | $ | 56 |  |  | $ | (11) |  |  | $ | — |  |  | $ | 867 |  | (b)
Environmental, litigation, tax and other reserves |  | $ | 2,429 |  |  | $ | 900 |  |  | $ | 94 |  |  | $ | (259) |  |  | $ | 3,164 |  | (c)
2020 |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 788 |  |  | $ | 37 |  |  | $ | (3) |  |  | $ | — |  |  | $ | 822 |  | (b)
Environmental, litigation, tax and other reserves |  | $ | 2,411 |  |  | $ | 115 |  |  | $ | 43 |  |  | $ | (140) |  |  | $ | 2,429 |  | (c)
2019 |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 668 |  |  | $ | 126 |  |  | $ | (6) |  |  | $ | — |  |  | $ | 788 |  | (b)
Environmental, litigation, tax and other reserves |  | $ | 994 |  |  | $ | 182 |  |  | $ | 1,408 |  |  | $ | (173) |  |  | $ | 2,411 |  | (c)
(a)Primarily represents payments. (b)Of these amounts, $46 million, $42 million and $22 million in 2021, 2020, and 2019, respectively, were classified as current. (c)Of these amounts, $790 million, $149 million and $188 million in 2021, 2020, and 2019, respectively, were classified as current. Note: The amounts presented represent continuing operations.

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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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