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Fair Value Instruments - Warrant Liability - Additional Information (Detail) $ in Millions |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 10, 2022 USD ($) shares | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |  |
Fair value of the obligation |  |  |  | $ 53.5 |  | $ 52.1
Asset at fair value, changes in fair value resulting from changes in assumptions |  | $ 0.8 | $ 1.7 | 1.4 | $ 3.4 |
2022 Warrant [Member] |  |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |  |
Purchase of number of shares | shares | 4,939,515 |  |  |  |  |
Class of warrant or right, Number of securities called by warrants or rights | shares | 4,939,515 |  |  |  |  |
Offering expenses | $ 1.8 |  |  |  |  |
Net proceeds received from sale | $ 14.7 |  |  |  |  |
Beginning of business | Dec. 10, 2022 |  |  |  |  |
Ending of business | Jun. 10, 2027 |  |  |  |  |
Fair value of the obligation |  |  |  | 13.0 |  | $ 13.4
Asset at fair value, changes in fair value resulting from changes in assumptions |  | $ 3.8 | $ 1.1 | $ 0.4 | $ 3.7 |
2022 Warrant [Member] | Measurement Input, Share Price [Member] |  |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |  |
Long-term debt measurement input | 3.35 |  |  |  |  |
2022 Warrant [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |  |
Long-term debt measurement input | 3.35 |  |  |  |  |

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