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Fair Value Measurements - Narrative (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Oct. 01, 2022 | Sep. 30, 2023 | Oct. 01, 2022 | Dec. 31, 2022
Fair value, assets and liabilities measured on a recurring basis |  |  |  |  |
Equity securities without readily determinable fair value, upward price adjustment, amount | $ 0 | $ 8,700,000 | $ 0 | $ 12,400,000 |
Equity securities without readily determinable fair value, downward price adjustment, amount | 0 |  | 0 |  |
Equity securities without readily determinable fair value, amount | 70,000,000 |  | 70,000,000 |  | $ 70,000,000
Recurring |  |  |  |  |
Fair value, assets and liabilities measured on a recurring basis |  |  |  |  |
Investments | 35,900,000 |  | 35,900,000 |  | 31,300,000
Cash and cash equivalents | Recurring |  |  |  |  |
Fair value, assets and liabilities measured on a recurring basis |  |  |  |  |
Investments | 1,900,000 |  | 1,900,000 |  | 700,000
Other current assets | Recurring |  |  |  |  |
Fair value, assets and liabilities measured on a recurring basis |  |  |  |  |
Investments | $ 34,000,000 |  | $ 34,000,000 |  | $ 30,600,000

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