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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Narrative) (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Short term deposit |  | $ 946,351 | $ 790,823
Marketable securities | [1] | 0 | 184,960
Tower US Holdings [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair value of derivative assets, asset position |  | 768 | 1,894
Fair value asset face amount |  | 156,000 | 156,000
Fair value of derivative liability |  | 4,261 | 500
Fair value liability face amount |  | 186,000 | $ 204,000
Tower Semiconductor Italy S R L [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Fair value of derivative liability |  | 809 |
Fair value liability face amount |  | $ 39,600 |
[1] | Marketable securities as of December 31, 2023 were available-for-sale securities; the amortized cost of such marketable securities of $188,826 was net of an immaterial allowance for credit losses.

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