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v3.25.3

Long-Term Debt - Additional Information (Detail) - USD ($) |  | 6 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Oct. 08, 2024 | Jun. 30, 2025 | Sep. 30, 2025 | Dec. 31, 2024 | Feb. 02, 2021
Long-Term Debt [Line Items] |  |  |  |  |
Debt conversion, payment for converting instrument | $ 1,700,000 |  |  |  |
Debt instrument, repurchase amount |  | $ 1,500,000 |  |  |
Debt instrument redeemed percentage |  | 65.00% |  |  |
Gain on repurchases of long-term debt |  | $ 500,000 | $ 525,000 |  |
Proceeds from the new notes | 30,000,000 |  |  |  |
Debt restructuring, fees paid to lenders |  |  | 2,600,000 |  |
Debt restructuring costs |  |  | 6,000,000 |  |
Promissory Note [Member] |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Debt instrument face value | 194,700,000 |  |  |  |
Debt instrument, repurchase amount | $ 68,000,000 |  |  |  |
Debt instrument redeemed percentage | 72.90% |  |  |  |
Debt instrument, purchase price, percentage | 62.50% |  |  |  |
Class A Common Stock [Member] |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Shares issued upon conversion of principal amount of existing notes | 179,383 |  |  |  |
Reduction in fair value of shares exchange of carrying amount of debt |  |  | $ 2,200,000 |  |
8.625% Senior Secured Notes Due on February 1, 2026 |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Debt Instrument, interest rate, stated percentage |  |  | 8.625% | 8.625% | 8.625%
Debt instrument face value |  |  |  |  | $ 300,000,000
9.200% Senior Secured Second Lien Notes due on August 1, 2028 |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Debt Instrument, interest rate, stated percentage | 9.20% |  | 9.20% | 9.20% |
Debt conversion, converted instrument, rate | 95.00% |  |  |  |
Debt instrument face value | $ 184,900,000 |  |  |  |
11.000% Senior Secured First Lien notes due on August 1, 2028 |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Debt Instrument, interest rate, stated percentage | 11.00% |  | 11.00% | 11.00% |
Debt instrument face value | $ 30,900,000 |  |  |  |
11.000% Senior Secured First Lien notes due on August 1, 2028 | New Promissory Note [Member] |  |  |  |  |
Long-Term Debt [Line Items] |  |  |  |  |
Percentage of participation premium paid to existing notes holders |  |  | 3.00% |  |

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