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v3.24.1.1.u2

Subsequent Events (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 26, 2024 | Mar. 31, 2024 | Feb. 29, 2024 | Jan. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Mar. 15, 2024
Subsequent Events |  |  |  |  |  |  |
Convertible notes |  |  |  |  | $ 34,033,000 | $ 31,166,000 |
Conversion price |  |  |  |  | $ 3.50 |  |
Number of shares issued on conversion of debt |  |  |  |  |  | 10,026,354 |
PIPE financing |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Shares issued number | 4,530,000 |  |  |  |  |  |
Korean won borrowing maturity January 26, 2024 |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Maturity term extension |  |  |  |  | 5 months |  |
Subsequent Event [Member] | i Best Investment Co., Ltd. |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Maturity term extension |  | 3 months |  | 2 months |  |  |
Principal amount |  |  |  | $ 776,000 |  |  |
Repayment of loan |  | $ 2,327,000 |  |  |  |  |
Subsequent Event [Member] | GCT R&D |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Repayment of short term loan |  | 613,000 | $ 613,000 | 613,000 |  |  |
Accrued interest | $ 13,370,000 |  |  |  |  |  |
Number of shares issued on conversion of debt | 2,004,535 |  |  |  |  |  |
Subsequent Event [Member] | GCT R&D | PIPE financing |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Shares issued values | $ 30,200,000 |  |  |  |  |  |
Shares issued number | 4,529,967 |  |  |  |  |  |
Subsequent Event [Member] | Equity line of credit (ELOC) facility |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Maximum aggregate amount of stock issuance |  |  |  |  |  |  | $ 50,000,000
Subsequent Event [Member] | Loans from NJ Holdings | GCT R&D |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Principal amount |  |  |  | $ 237,000 |  |  |
Debt maturity term |  |  |  | 7 days |  |  |
Interest rate (as a percent) |  |  |  | 0.00% |  |  |
Repayment of short term loan |  | 237,000 | 237,000 |  |  |  |
Subsequent Event [Member] | Convertible promissory notes mature in February and March 2027 |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Convertible notes |  | $ 11,300,000 | $ 11,300,000 |  |  |  |
Conversion price |  | $ 6.67 | $ 6.67 |  |  |  |
Subsequent Event [Member] | Convertible promissory note maturing in February 2026 |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Convertible notes |  |  | $ 5,000,000.0 |  |  |  |
Conversion price |  |  | $ 10.00 |  |  |  |
Convertible promissory note, conversion to common stock period |  |  | 6 months |  |  |  |
Subsequent Event [Member] | Convertible promissory notes |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |
Accrued interest | $ 32,087,000 |  |  |  |  |  |
Number of shares issued on conversion of debt | 4,258,223 |  |  |  |  |  |

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