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Schedule II - Valuation and Qualifying Accounts (Notes) | 12 Months Ended
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Dec. 31, 2023
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | Schedule II—Valuation and Qualifying Accounts (Corteva, Inc. and EIDP) (Dollars in millions)
| For the Year Ended December 31,
| 2023 | 2022 | 2021
Accounts Receivable—Allowance for Doubtful Receivables |  |  |
Balance at beginning of period | $ | 194 |  | $ | 210 |  | $ | 208 |
Additions charged to expenses | 24 |  | 3 |  | 6 |
Deductions from reserves 1 | (13) |  | (19) |  | (4) |
Balance at end of period | $ | 205 |  | $ | 194 |  | $ | 210 |
Deferred Tax Assets—Valuation Allowance |  |  |
Balance at beginning of period | $ | 342 |  | $ | 366 |  | $ | 453 |
Additions charged to expenses | 225 |  | 87 |  | 97 |
Purchase Accounting Adjustments | 8 |  | — |  | — |
Deductions from reserves 2 | (65) |  | (111) |  | (184) |
Balance at end of period | $ | 510 |  | $ | 342 |  | $ | 366 |
1. Deductions include write-offs, recoveries collected and currency translation adjustments. 2. Deductions include currency translation adjustments.

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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 -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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- References No definition available. + Details
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