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Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2024
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts | STMICROELECTRONICS N.V. VALUATION AND QUALIFYING ACCOUNTS
Valuation and qualifying accounts deducted from the related asset accounts |  | Balance at beginning of period |  | Translation adjustment |  | Charged to costs and expenses |  | Additions/ (Deductions) |  | Balance at end of period
|  | (Currency—millions of U.S. dollars)
2024 |  |  |  |  |  |  |  |  |  |
Accounts Receivable |  | $ | 19 |  |  | $ | (1) |  |  | $ | — |  |  | $ | 1 |  |  | $ | 19 |
Deferred Tax Assets |  | $ | 782 |  |  | $ | (9) |  |  | $ | (14) |  |  | $ | (60) |  |  | $ | 699 |
2023 |  |  |  |  |  |  |  |  |  |
Accounts Receivable |  | $ | 21 |  |  | $ | — |  |  | $ | — |  |  | $ | (2) |  |  | $ | 19 |
Deferred Tax Assets |  | $ | 416 |  |  | $ | 5 |  |  | $ | 360 |  |  | $ | 1 |  |  | $ | 782 |
2022 |  |  |  |  |  |  |  |  |  |
Accounts Receivable |  | $ | 19 |  |  | $ | — |  |  | $ | — |  |  | $ | 2 |  |  | $ | 21 |
Deferred Tax Assets |  | $ | 576 |  |  | $ | (19) |  |  | $ | (140) |  |  | $ | (1) |  |  | $ | 416 |

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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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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration