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Common Stock - Additional Information (Detail) - USD ($) |  |  | 1 Months Ended | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Feb. 06, 2024 | Feb. 06, 2023 | Jan. 31, 2024 | Jun. 30, 2024 | Sep. 30, 2022 | Dec. 31, 2023
Class Of Stock [Line Items] |  |  |  |  |  |
Maximum aggregate offering price of common stock, preferred stock, debt securities and warrants |  |  |  | $ 400,000,000 |  |
Cowen and Company, LLC [Member] | 2022 ATM facility [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Deferred costs, written off |  |  | $ 300,000 |  |  |
Cowen and Company, LLC [Member] | Maximum [Member] | 2022 ATM facility [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Maximum aggregate offering price of common stock, preferred stock, debt securities and warrants |  |  |  | $ 150,000,000 |  |
Common Class A [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Common stock, shares authorized |  |  |  | 500,000,000 |  | 500,000,000
Common stock, Par value |  |  |  | $ 0.001 |  | $ 0.001
Common stock conversion basis |  |  |  | one |  |
Cash dividends |  |  |  | $ 0 |  |
Stock shares issued during the period new issues shares | 1,209,677 | 2,142,857 |  |  |  |
Company shares issued |  |  |  |  | 283,034 |
Common stock, Shares outstanding |  |  |  | 54,816,573 |  | 44,452,161
Common Class A [Member] | Follow-on Public Offering [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Stock shares issued during the period new issues shares | 9,274,194 | 16,428,572 |  |  |  |
Sale of stock, price per share | $ 31 | $ 7 |  |  |  |
Common Class B [Member] |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Common stock, shares authorized |  |  |  | 14,600,000 |  |
Common stock, Par value |  |  |  | $ 0.001 |  |
Cash dividends |  |  |  | $ 0 |  |
Common stock, Shares outstanding |  |  |  | 0 |  |

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