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Debt and Credit Facilities - Credit Agreement (Details) - USD ($) $ in Thousands |  |  |  |  |  |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 27, 2024 | Mar. 20, 2024 | Feb. 12, 2024 | Dec. 05, 2023 | Nov. 13, 2023 | Apr. 19, 2022 | Sep. 30, 2024 | Sep. 30, 2024 | Dec. 31, 2023 | Nov. 12, 2023 | Apr. 28, 2022
Debt |  |  |  |  |  |  |  |  |  |  |
Total long-term debt liability |  |  |  |  |  |  | $ 106,501 | $ 106,501 | $ 102,680 |  |
Proceeds from issuance of common stock and warrant | $ 25,000 |  |  |  |  |  | 467 |  |  |  |
Registered direct offering |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of common stock and warrant | $ 25,000 |  |  |  |  |  |  |  |  |  |
OFA |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  | $ 260,000 |  |  |  |  |
Cash maintenance in controlled accounts |  |  |  |  |  | 15,000 |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  | $ 37,500 |  |  |  |  |
Subsidiary ownership (as a percent) |  |  |  |  |  | 20.00% |  |  |  |  |
Outstanding loan (as a percent) |  |  |  |  |  | 50.00% |  |  |  |  |
OFA | From and after the funding of Tranche B loans |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Cash maintenance in controlled accounts |  |  |  |  |  | $ 20,000 |  |  |  |  |
OFA | From and after satisfaction of funding conditions for tranche C loans |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Cash maintenance in controlled accounts |  |  |  |  |  | $ 15,000 |  |  |  |  |
Credit Agreement |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Maximum investment allowed |  |  |  | $ 30,865 | $ 30,000 |  |  |  |  | $ 25,000 |
Debt instrument fee |  |  |  |  | $ 180 |  |  |  |  |  |
Amendment fee (as a percent) |  |  |  |  | 0.25% |  |  |  |  |  |
Exit fee (as a percent) |  |  |  | 0.25% | 0.25% |  |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 202,319 |  |  |  |  |  |  |
Total long-term debt liability |  |  |  |  |  |  | $ 102,319 | $ 102,319 | 102,319 |  |
Remaining borrowing capacity |  |  |  |  |  |  |  |  | 100,000 |  |
Equity Investment Right |  |  |  |  |  |  |  |  | $ 5,000 |  |
Effective interest rate (as a percent) |  |  |  |  |  |  | 14.00% | 14.00% |  |  |
Discount rate (as a percent) |  |  |  |  |  | 2.00% |  |  |  |  |
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] |  |  |  |  |  |  |  | us-gaap:SecuredOvernightFinancingRateSofrMember |  |  |
Incremental interest rate (as a percent) |  |  |  |  |  | 7.50% |  |  |  |  |
Debt paid-in-kind interest (as a percent) |  |  |  |  |  | 8.00% |  |  |  |  |
Ticking fee (as a percent) |  |  |  |  |  | 0.75% |  |  |  |  |
Minimum Liquidity Amount |  |  |  |  |  |  | $ 25,000 | $ 25,000 |  |  |
Minimum revenue required from equity sale |  |  | $ 40,000 |  |  |  | 30,943 |  |  |  |
Credit Agreement | Minimum |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Variable rate (as a percent) |  |  |  |  |  | 2.50% |  |  |  |  |
Credit Agreement | Maximum |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Variable rate (as a percent) |  |  |  |  |  | 5.50% |  |  |  |  |
Credit Agreement | Tranche A |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Face amount borrowed |  |  |  |  |  |  |  |  |  |  | $ 70,000
Total long-term debt liability |  |  |  | 72,319 |  |  |  |  |  |  |
Credit Agreement | Tranche A-2 |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Total long-term debt liability |  |  |  | $ 30,000 |  |  |  |  |  |  |
Credit Agreement | Tranche B |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  | $ 20,000 |  |  |  |  |
Credit Agreement | Tranche C |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  | 30,000 |  |  |  |  |
Credit Agreement | Tranche D |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  | $ 50,000 |  |  |  |  |
Credit Agreement | April 2024 |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Minimum revenue required from equity sale |  | $ 25,000 |  |  |  |  |  |  |  |  |
Credit Agreement | September 2024 |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  | 15 |  |  |  |  |  |  |  |  |
Minimum revenue required from equity sale |  | 40 |  |  |  |  | 40,000 |  |  |  |
Credit Agreement | November 2024 |  |  |  |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |  |  |  |
Minimum Liquidity Amount |  | 25 |  |  |  |  |  |  |  |  |
Minimum revenue required from equity sale |  | $ 50,000 |  |  |  |  | $ 50,000 |  |  |  |

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