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Summary of Significant Accounting Policies (Details) |  |  |  |  | 6 Months Ended |  |  |  |  |  |  |
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Jul. 30, 2025 USD ($) | Jun. 18, 2025 USD ($) | Mar. 27, 2025 USD ($) | Apr. 29, 2024 $ / shares | Jun. 30, 2025 USD ($) segment $ / shares | Sep. 29, 2025 USD ($) | Aug. 11, 2025 USD ($) | Jun. 29, 2025 USD ($) | Jun. 16, 2025 $ / shares | Mar. 30, 2025 USD ($) | Dec. 31, 2024 USD ($) $ / shares | Aug. 12, 2024 USD ($)
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  | 0.04 |  |  |  |  |  |  |  |
Convertible debentures, net |  | $ 25,000,000 |  |  | $ 22,307,000 |  |  |  |  |  | $ 0 |
Number of operating segments | segment |  |  |  |  | 1 |  |  |  |  |  |  |
Number of reportable segments | segment |  |  |  |  | 1 |  |  |  |  |  |  |
Accumulated deficit |  |  |  |  | $ 804,984,000 |  |  |  |  |  | $ 797,960,000 |
Convertible debentures (if-converted) |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  | 25,000,000 |  |  |  |  |  |  |  |  |  |
Proceeds from convertible debenture |  | $ 23,750,000 |  |  |  |  |  |  |  |  |  |
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Convertible debentures, net |  |  |  |  |  |  | $ 17,000,000 |  |  |  |  |
Private Placement | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement | $ 75,000,000 |  |  |  |  |  |  |  |  |  |  |
Line of Credit | ICE Credit Facility |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  | $ 20,000,000 |  | $ 10,000,000 |  | $ 40,000,000
Proceeds from lines of credit |  |  | $ 5,000,000 |  |  |  |  |  |  |  |  |
Line of Credit | ICE Credit Facility | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  | $ 30,000,000 |  |  |  |  |  |
Class A Common Stock |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.0001 | $ 0.0001 |  |  |  | $ 0.0001 |  | $ 0.0001 |
Class V Common Stock |  |  |  |  |  |  |  |  |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.0001 | $ 0.0001 |  |  |  |  |  | $ 0.0001 |

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