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Debt - Additional Information (Details) |  |  |  |  | 1 Months Ended | 3 Months Ended | 4 Months Ended | 5 Months Ended | 6 Months Ended | 7 Months Ended | 9 Months Ended | 12 Months Ended |  |  |
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Apr. 16, 2024 USD ($) | Apr. 14, 2024 USD ($) $ / shares | Aug. 01, 2023 USD ($) $ / shares shares | May 02, 2023 USD ($) | Aug. 31, 2023 | Jan. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) shares | Sep. 30, 2024 USD ($) | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Apr. 16, 2024 USD ($) | Dec. 31, 2023 USD ($) shares | Jun. 30, 2024 USD ($) | Aug. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) shares | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) shares | Dec. 29, 2023 USD ($) | Sep. 30, 2022 USD ($) | Mar. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants converted into warrants exercisable | shares |  |  |  |  |  |  |  |  |  |  |  | 16,151 |  |  |  |  | 767,697 | 16,151 |  |  |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  | $ 8,713,000 |  |  |  | $ 8,713,000 |  |  | $ 8,713,000 | $ 8,713,000 | $ 3,929,000 |  |  |
Proceeds from issuance of convertible notes |  |  |  |  |  |  |  |  |  |  |  |  | 48,000,000 |  |  | 48,000,000 | 48,000,000 | 28,700,000 |  |  |
Principal balance |  |  |  |  |  |  |  |  |  |  |  | $ 43,100,000 |  |  |  |  | 50,069,000 | 43,100,000 |  |  |
Repayment of convertible debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,750,000 |  |  |
Other income (expense), net |  |  |  |  |  |  |  | $ 757,000 | $ 999,000 | $ 172,000 |  |  | $ 1,171,000 |  |  | $ 1,928,000 | 1,452,000 | (643,000) |  |  |
Backstop Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  | $ 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 28,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
RTW Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 49,100,000 |  |  |  |
Principal balance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50,069,000 |  |  |  |
Issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,400,000 |  |  |  |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,100,000 |  |  |  |
Gain in fair value of revenue interest financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18,100,000 |  |  |  |
Change in fair value of revenue interest financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,700,000 |  |  |  |
Note Purchase Agreement | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrestricted cash |  | $ 12,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note Purchase Agreement | RTW Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  | 6.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument maturity date |  | Apr. 16, 2031 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount |  | $ 48,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Note Purchase Agreement | RTW Convertible Notes | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  | $ 15,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial conversion rate |  | 24.692 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, principal amount for conversion into common stock |  | $ 1,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial conversion price per share | $ / shares |  | $ 40.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Premium percentage of stock price trigger |  | 35.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum percentage of number of shares of common stock outstanding |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fortress Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest, frequency of payment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | The Fortress Term Loan has a maturity date of June 30, 2027 and accrues interest per annum at a rate of 6.44% plus the greater of (i) the Wall Street Journal Prime Rate and (ii) 3.0%, which interest is payable in arrears on a monthly basis. An exit payment equal to 3.0% of the Fortress Term Loan (the "Exit Fee") is due upon prepayment or the maturity date of the Fortress Term Loan, in addition to any early prepayment fee. |  |  |  |
2021 Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
Proceeds from issuance of convertible notes |  |  |  |  |  |  | $ 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, term |  |  |  |  |  |  | 36 months |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized debt issuance costs |  |  |  |  |  |  | $ 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion divided by capped conversion price |  |  |  |  |  |  | 600,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Convertible Notes | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate recognition APIC amount |  |  | $ 2,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 5,345 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2022 Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  |  |  |  | $ 1,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, term |  |  |  |  |  | 36 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2022 Convertible Notes | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate recognition APIC amount |  |  | $ 1,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 3,329 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2022 Convertible Notes | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
2023 Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of principal |  |  | $ 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |  |
Proceeds from issuance of convertible notes |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 28,700,000 |  |  |  |  |  |  |
Interest rate |  |  |  |  | 7.00% |  |  |  |  |  |  |  |  | 7.00% |  |  |  |  |  |  |
Debt instrument maturity date |  |  |  |  |  |  |  |  |  |  |  |  |  | Dec. 31, 2026 |  |  |  |  |  |  |
Conversion divided by discounted capped conversion price |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 217,300,000 |  |  |  |  |  |  |
Capped price |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 260,000,000 |  |  |  |  |  |  |
Percentage of conversion discounted price is calculated of cash price |  |  |  |  |  |  |  |  |  |  |  |  |  | 85.00% |  |  |  |  |  |  |
Repayment of convertible debt |  |  | 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt prepayment penalty |  |  | $ 1,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial conversion price per share | $ / shares |  |  | $ 176 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2023 Convertible Notes | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate recognition APIC amount |  |  | $ 22,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 123,376 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HVL Bridge Note |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  | $ 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal balance |  |  | 6,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate recognition APIC amount |  |  | $ 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 15,508 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of convertible debt |  |  | $ 6,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, convertible price for calculating equity securities |  |  | $ 125 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred liability for issuance of additional shares |  |  |  | $ 3,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HVL Bridge Note | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 12,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HVL Bridge Note | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of convertible debt |  |  | $ 6,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HVL Bridge Note | Backstop Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  | 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred liability for issuance of additional shares |  |  |  | 3,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
HVL Bridge Note | Backstop Agreement | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible notes |  |  |  | $ 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Term Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 |  |  |
Contractual interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,700,000 |  |  |
Amortization of the debt discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
Accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
Amortization of the warrant |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
2021 Term Loan | 2021 Term Loan Agreement | Runway |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term loan borrowed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25,000,000
Total payoff amount |  |  | 58,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of principal |  |  | 55,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on extinguishment of debt |  |  | 3,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prepayment fee |  |  | 1,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Final payment fee |  |  | $ 1,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prepayment fee percentage |  |  | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Original final payment |  |  | $ 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Final payment fee percentage |  |  | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Term Loan | Amended 2021 Term Loan Agreement | Runway |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 30,000,000 |
Term C Loan | Amended 2021 Term Loan Agreement | Runway |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowings |  |  |  |  |  |  | $ 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity Date |  |  |  |  |  |  | Dec. 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of the warrants |  |  |  |  |  |  |  |  |  |  |  | 300,000 |  |  |  |  | $ 300,000 | 300,000 |  |  |
Term C Loan | Amended 2021 Term Loan Agreement | Runway | Legacy Allurion Series C Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants exercisable | shares |  |  |  |  |  |  | 132,979 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term C Loan | Amended 2021 Term Loan Agreement | Runway | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants converted into warrants exercisable | shares |  |  | 5,203 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term C Loan | Amended 2021 Term Loan Agreement | Runway | Series D-1 Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants exercisable | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 88,440 |  |  |  |  |  |
Term D Loan | Amended 2021 Term Loan Agreement | Runway |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of the warrants |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |  | $ 800,000 |  |  | 800,000 |  |  |
Term D Loan | Amended 2021 Term Loan Agreement | Runway | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants converted into warrants exercisable | shares |  |  | 3,620 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term D Loan | Amended 2021 Term Loan Agreement | Runway | Series D-1 Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants converted into warrants exercisable | shares |  |  | 88,440 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term D Loan | Amended 2021 Term Loan Agreement | Runway | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15,000,000 |
Fortress Term Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (8,700,000) |  |  |  |
Principal balance |  |  |  |  |  |  |  |  |  |  |  | 43,100,000 |  |  |  |  |  | $ 43,100,000 |  |  |
Issuance costs |  |  | $ 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fortress Term Loan | Note Purchase Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total payoff amount | $ 48,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of principal | 43,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prepayment fee | 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exit fee | 1,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other fees | 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accrued interest | $ 300,000 |  |  |  |  |  |  |  |  |  | $ 300,000 |  |  |  |  |  |  |  |  |  |
Fortress Term Loan | Fortress Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial cash proceeds |  |  | $ 60,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument exit payment percentage |  |  | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  | 4,100,000 |  |  |  |  | 2,300,000 |  |  |  |
Contractual interest |  |  |  |  |  |  |  |  |  |  |  | 3,800,000 |  |  |  |  | 1,900,000 |  |  |  |
Amortization of the debt discount |  |  |  |  |  |  |  |  |  |  |  | 200,000 |  |  |  |  | 300,000 |  |  |  |
Accretion |  |  |  |  |  |  |  |  |  |  |  | $ 100,000 |  |  |  |  | $ 100,000 |  |  |  |
Interest rate |  |  |  |  | 6.44% |  |  |  |  |  | 14.94% |  |  |  |  |  |  |  |  |  |
Issuance costs |  |  | $ 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument maturity date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jun. 30, 2027 |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,500,000 |  |
Default interest rate |  |  | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of term loan derivative liability |  |  | $ 1,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |
Gain recorded on derivative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,000,000 |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Other income (expense), net |  |  |  |
Fortress Term Loan | HVL Bridge Note | Backstop Agreement | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate recognition APIC amount |  |  | $ 13,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued upon conversion of outstanding notes | shares |  |  | 38,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fortress Term Loan | Fortress Amendment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized debt issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |
Principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,000,000 |  |
Debt fee amount incurred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,100,000 |  |
Fortress Term Loan | Fortress Amendment | Until March 31, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 33,500,000 |  |
Fortress Term Loan | Fortress Amendment | From April 1, 2024 to June 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 23,500,000 |  |
Fortress Term Loan | Fortress Amendment | From July 1, 2024 to September 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16,900,000 |  |
Fortress Term Loan | Fortress Amendment | On October 1, 2024 and Thereafter |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,500,000 |  |
Fortress Term Loan | Fortress Amendment | Maximum | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal balance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 20,000,000 |  |

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