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Nature of the Business and Basis of Presentation (Details) - USD ($) |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |
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Oct. 12, 2021 | Oct. 01, 2021 | Aug. 27, 2021 | Jun. 10, 2021 | Jun. 10, 2021 | Aug. 13, 2019 | Oct. 02, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2008 | Sep. 30, 2021 | Dec. 31, 2019 | Feb. 19, 2019
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combinations, net of cash |  |  |  |  |  |  |  |  |  |  |  | $ 80,256,000 |  |  |  |  |
Reverse recapitalization, description |  |  |  |  |  |  |  |  |  |  |  | (i) the Company’s existing warrants to purchase the Company’s Class G units were net exercised and 10,019 Class G units of the Company were issued to the holders of the warrants; (ii) the SAFEs were converted into an aggregate of 284,925 Class A units; (iii) the Embry notes and the interest accrued thereunder were converted into 185,000 Class A units and 100,000 Class C units; and (iv) all 1,251,566 Class C, D, E, F and G units of the Company were converted into Class A units as per their rights and preferences. Immediately thereafter, each outstanding Class A unit and Class B unit was split into approximately 27.8 Class A units and Class B units, respectively (the “Exchange Ratio”). Following the split, 77,497,793 Class A units were exchanged for 43,670,422 Class A common shares and 33,827,371 Class V common shares in indie and 9,564,150 Class B units were exchanged for 9,564,150 Class A common shares in indie (1,791,147 of such shares were subject to vesting conditions). |  |  |  |  |
Closing exchange ratio, description |  |  |  |  |  |  |  |  |  |  |  | (i) a number of shares of the Company’s Class A common stock equal to (A) the Closing Merger Consideration (as defined below), divided by (B) $10.00 per share, by (ii) the total number of ADK LLC membership units outstanding immediately prior to the Closing. The “Closing Merger Consideration” of $894,628 was determined by taking $900,000 of merger consideration less applicable adjustments of $5,372. |  |  |  |  |
Gross cash proceeds |  |  |  |  |  |  |  |  |  |  |  | $ 399,511,000 |  |  |  |  |
Transaction cost payments |  |  |  |  |  |  |  |  |  |  |  | 43,463,000 |  |  |  |  |
Repayments of assumed debt |  |  |  |  |  |  |  |  |  |  |  | $ 15,607,000 |  |  |  |  |
Transaction costs paid |  |  |  |  |  |  |  | $ 29,770,000 |  |  |  |  |  |  |  |  |
Transaction costs paid by counterparty |  |  |  |  |  |  |  | $ 21,848,000 |  |  |  |  |  |  |  |  |
Wuxi indie Microelectronics Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |
Thunder Bridge Acquisition II, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption of shares (in Shares) |  |  |  | 9,877,106 |  |  |  |  |  |  |  |  |  |  |  |  |
Reverse recapitalization, description |  |  |  | Concurrent with the Closing, TB2 raised $150,000 in a Private Investment in Public Entity (“PIPE”) financing, pursuant to which Surviving Pubco issued 15,000,000 Class A common shares. On the Closing Date, Surviving PubCo changed its name to indie Semiconductor, Inc., and listed its shares of Class A common stock, par value $0.0001 per share (“Common Stock”) on the Nasdaq under the symbol “INDI.” |  |  |  |  |  |  |  |  |  |  |  |  |
Gross cash proceeds |  |  |  |  |  |  |  |  |  |  |  | $ 150,000,000 |  |  |  |  |
Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of units issued in transaction (in Shares) |  |  |  |  |  | 4,500,000 |  |  |  |  |  |  |  |  |  |  |
Share price (in Dollars per share) |  |  |  |  |  |  |  |  | $ 10 |  |  |  |  |  |  |  |
Business combination maturity term |  |  |  |  |  |  |  |  | 180 days |  |  |  | 180 days |  |  |  |
Transaction costs |  |  |  |  |  |  |  |  | $ 19,483,537 |  |  |  | $ 19,483,537 |  |  |  |
Underwriting fees |  |  |  |  |  |  |  |  | 6,900,000 |  |  |  | 6,900,000 |  |  |  |
Deferred underwriting fees |  |  |  |  |  |  |  |  | 12,075,000 |  |  |  | 12,075,000 |  |  |  |
Other costs |  |  |  |  |  |  |  |  | 508,537 |  |  |  | 508,537 |  |  |  |
Cash was held outside of the Trust Account |  |  |  |  |  |  |  |  | $ 1,230,680 |  |  |  | $ 1,230,680 |  |  |  |
Minimum percentage of trust account required for business combination |  |  |  |  |  |  |  |  | 80.00% |  |  |  | 80.00% |  |  |  |
Percentage of maximum redeeming shares |  |  |  |  |  |  |  |  | 15.00% |  |  |  | 15.00% |  |  |  |
Amount of net tangible assets |  |  |  |  |  |  |  |  | $ 5,000,001 |  |  |  | $ 5,000,001 |  |  |  |
Trust account, description |  |  |  |  |  |  |  |  |  |  |  |  | the Business Combination must be with one or more target businesses that together have an aggregate fair market value equal to at least 80% of the balance in the Trust Account (less any Deferred Commissions (as defined below) and taxes payable on interest earned) at the time of the Company signing a definitive agreement in connection with the Business Combination. |  |  |  |
warrant price per share (in Dollars per share) |  |  |  |  |  |  |  |  | $ 1 |  |  |  | $ 1 |  |  |  |
Aggregate of fair market value percentage |  |  |  |  |  |  |  |  | 80.00% |  |  |  |  |  |  |  |
Dissolution expenses |  |  |  |  |  |  |  |  | $ 100,000 |  |  |  |  |  |  |  |
Private Placement [Member] | Thunder Bridge Acquisition II, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase of warrants (in Shares) |  |  |  | 8,650,000 | 8,650,000 |  |  |  |  |  |  |  |  |  |  |  |
Private Placement [Member] | Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase of warrants (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 8,650,000 |  |  | 8,650,000 |
Sale of private warrants shares (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 8,650,000 |  |  |  |
Share price (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  | $ 1 |  |  |  |
Gross proceeds private placement warrants |  |  |  |  |  |  |  |  |  |  |  |  | $ 8,650,000 |  |  |  |
Generating gross proceeds |  |  |  |  |  |  |  |  | $ 8,650,000 |  |  |  |  |  |  |  |
Sale of warrants (in Shares) |  |  |  |  |  |  |  |  | 8,650,000 |  |  |  |  |  |  |  |
warrant price per share (in Dollars per share) |  |  |  |  |  |  |  |  | $ 1 |  |  |  |  |  |  |  |
Initial Public Offering [Member] | Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase of warrants (in Shares) |  |  |  |  |  |  |  |  | 17,250,000 |  |  |  | 17,250,000 |  |  |  |
Number of units issued in transaction (in Shares) |  |  |  |  |  | 34,500,000 |  |  |  |  |  |  |  |  |  |  |
Gross proceeds from public shares units |  |  |  |  |  | $ 345,000,000 |  |  |  |  |  |  |  |  |  |  |
Share price (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  | $ 10 |  |  |  |
Gross proceeds from public shares units (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 345,000,000 |  |  |  |
Generating gross proceeds |  |  |  |  |  | 345,000,000 |  |  |  |  |  |  |  |  |  |  |
Net proceeds |  |  |  |  |  | $ 345,000,000 |  |  |  |  |  |  |  |  |  |  |
Price per unit (in Dollars per share) |  |  |  |  |  | $ 10 |  |  |  |  |  |  |  |  |  |  |
Dissolution expenses |  |  |  |  |  |  |  |  | $ 100,000 |  |  |  |  |  |  |  |
Class A Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SAFEs converted into Class A units (in Shares) |  |  |  |  | 7,466,891 |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued upon conversion (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 278,533 |  |  |
Class A Common Stock [Member] | Thunder Bridge Acquisition II, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SAFEs converted into Class A units (in Shares) |  |  |  | 24,622,894 |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase of warrants (in Shares) |  |  |  | 17,250,000 | 17,250,000 |  |  |  |  |  |  |  |  |  |  |  |
Conversion of stock, shares converted (in Shares) |  |  |  | 8,625,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Escrow shares (in Shares) |  |  |  |  |  |  |  |  |  |  |  | 3,450,000 |  |  |  |  |
Earn-out shares (in Shares) |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 |  |  |  |  |
Class A Common Stock [Member] | Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share price (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12
Working Capital Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued upon conversion (in Shares) |  |  |  | 1,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |
ON Design Israel Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combinations, net of cash |  | $ 4,974,000 |  |  |  |  | $ 4,974,000 |  |  |  |  | $ 4,974,000 |  |  |  |  |
Contingent consideration |  |  |  |  |  |  | $ 7,500,000 |  |  |  |  |  |  |  | $ 7,500,000 |  |
ON Design Israel Ltd [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid to acquire business |  |  |  |  |  |  |  |  |  |  | $ 7,500,000 |  |  |  |  |  |
TeraXion Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combinations, net of cash |  |  | $ 75,282,000 |  |  |  |  |  |  |  |  | $ 75,282,000 |  |  |  |  |
Share purchase agreement, description | (i) approximately $75,282 in cash (including debt paid at closing and net of cash acquired); (ii) the issuance by indie of 5,805,144 shares of indie Class A common stock with a fair value of $65,192; and (iii) the assumption by indie of TeraXion options, which became exercisable to purchase 1,542,332 shares of indie Class A common stock with a fair value of $17,249. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Symeo GmbH [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid to acquire business | $ 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity interest issued or issuable (in Shares) | 858,369 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Symeo GmbH [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash paid to acquire business |  |  |  |  |  |  |  |  |  | $ 10,000,000 |  |  |  |  |  |  |
Business Combination [Member] | Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding voting percentage |  |  |  |  |  |  |  |  | 50.00% |  |  |  | 50.00% |  |  |  |
Business Combination [Member] | Initial Public Offering [Member] | Thunder Bridge Acquisition Il, Ltd.[Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combination, description |  |  |  |  |  |  |  |  |  |  |  |  | (i) cease all operations except for the purpose of winding up, (ii) as promptly as reasonably possible but not more than ten business days thereafter, redeem the public shares, at a per-share price, payable in cash, equal to the aggregate amount then on deposit in the Trust Account, including interest (which interest shall be net of taxes payable, and less up to $100,000 of interest to pay dissolution expenses) divided by the number of then outstanding public shares, which redemption will completely extinguish the rights of the Public Shareholders as shareholders (including the right to receive further liquidation distributions, if any), subject to applicable law, and (iii) as promptly as reasonably possible following such redemption, subject to the approval of the Company’s remaining shareholders and its Board of Directors, dissolve and liquidate, subject in each case to the Company’s obligations under Cayman Islands law to provide for claims of creditors and the requirements of other applicable law. In the event of a liquidation, the Public Shareholders will be entitled to receive a full pro rata interest in the Trust Account (initially anticipated to be approximately $10.00 per share, plus any pro rata interest earned on the Trust Fund not previously released to the Company and less up to $100,000 of interest to pay dissolution expenses). There will be no redemption rights or liquidating distributions with respect to the Founder Shares (as defined below) or the Private Placement Warrants, which will expire worthless if the Company fails to complete a Business Combination within the 24-month time period. |  |  |  |

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