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INVESTMENTS (Tables) | 3 Months Ended
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Mar. 28, 2025
Investments, Debt and Equity Securities [Abstract] |
Carrying value of equity securities by balance sheet location | The carrying values of our equity securities were included in the following line items in our consolidated balance sheets (in millions):
| Fair Value with Changes Recognized in Income | Measurement Alternative — No Readily Determinable Fair Value
March 28, 2025 |  |
Marketable securities | $ | 405 |  | $ | — |
Other noncurrent assets | 1,651 |  | 42 |
Total equity securities | $ | 2,056 |  | $ | 42 |
December 31, 2024 |  |
Marketable securities | $ | 418 |  | $ | — |
Other noncurrent assets | 1,616 |  | 40 |
Total equity securities | $ | 2,034 |  | $ | 40 |
Unrealized Gain (Loss) on Investments | The calculation of net unrealized gains and losses recognized during the period related to equity securities still held at the end of the period is as follows (in millions):
| Three Months Ended
| March 28, 2025 | March 29, 2024
Net gains (losses) recognized during the period related to equity securities | $ | (15) |  | $ | 183 |
Less: Net gains (losses) recognized during the period related to equity securities sold during the period | 8 |  | 49 |
Net unrealized gains (losses) recognized during the period related to equity securities still held at the end of the period | $ | (23) |  | $ | 134 |
Schedule of available-for-sale and trading securities | Our debt securities consisted of the following (in millions):
|  | Gross Unrealized | Estimated Fair Value
| Cost | Gains | Losses
March 28, 2025 |  |  |  |
Trading securities | $ | 47 |  | $ | 1 |  | $ | — |  | $ | 48 |
Available-for-sale securities | 1,795 |  | 21 |  | (101) |  | 1,715 |
Total debt securities | $ | 1,842 |  | $ | 22 |  | $ | (101) |  | $ | 1,763 |
December 31, 2024 |  |  |  |
Trading securities | $ | 45 |  | $ | 1 |  | $ | (1) |  | $ | 45 |
Available-for-sale securities | 1,728 |  | 21 |  | (118) |  | 1,631 |
Total debt securities | $ | 1,773 |  | $ | 22 |  | $ | (119) |  | $ | 1,676 |
Carrying values of debt securities by balance sheet location | The carrying values of our debt securities were included in the following line items in our consolidated balance sheets (in millions):
| March 28, 2025 |  | December 31, 2024
| Trading Securities | Available-for-Sale Securities |  | Trading Securities | Available-for-Sale Securities
Marketable securities | $ | 48 |  | $ | 1,338 |  |  | $ | 45 |  | $ | 1,260 |
Other noncurrent assets | — |  | 377 |  |  | — |  | 371 |
Total debt securities | $ | 48 |  | $ | 1,715 |  |  | $ | 45 |  | $ | 1,631 |
Contractual maturities of available-for-sale debt securities | The contractual maturities of these available-for-sale debt securities as of March 28, 2025 were as follows (in millions):
| Cost | Estimated Fair Value |  |  |
Within 1 year | $ | 333 |  | $ | 331 |  |  |  |
After 1 year through 5 years | 1,245 |  | 1,174 |  |  |  |
After 5 years through 10 years | 38 |  | 45 |  |  |  |
After 10 years | 179 |  | 165 |  |  |  |
Total | $ | 1,795 |  | $ | 1,715 |  |  |  |
Realized Gain (Loss) on Investments | The sale and/or maturity of available-for-sale debt securities resulted in the following realized activity (in millions):
|  |  | Three Months Ended
|  |  |  | March 28, 2025 | March 29, 2024
Gross gains |  |  |  | $ | 1 |  | $ | 1 |
Gross losses |  |  |  | (2) |  | (7) |
Proceeds |  |  |  | 137 |  | 383 |

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- Definition Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 + Details
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