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Summary of Significant Accounting Policies - Related Party (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Feb. 29, 2024 | Jun. 30, 2025 | Jun. 30, 2025 | Dec. 31, 2024 | Aug. 31, 2024 | Dec. 06, 2021
Preferred stock shares |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Investment in equity securities without readily determinable fair value |  |  |  |  |  | $ 2.2
Warrants to purchase stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Investment in equity securities without readily determinable fair value |  |  |  |  |  | 1.8
MyOme, Inc. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Investment in equity securities without readily determinable fair value |  |  |  |  | $ 2.7 | $ 4.0
Warrants term | 10 years |  |  |  |  |
Warrants convertible into number of stock shares | 3,058,485 |  |  |  |  |
Warrants exercise price (in dollars per share) | $ 0.25 |  |  |  |  |
MyOme, Inc. | Series B preferred stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Warrants convertible into number of stock shares | 2,080,565 |  |  |  |  |
Warrants exercise price (in dollars per share) | $ 0.01 |  |  |  |  |
MyOme, Inc. | Preferred stock shares |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Carrying amount of investments |  | $ 6.6 | $ 6.6 | $ 4.9 |  |
MyOme, Inc. | Warrants to purchase stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Amortization of non-cash liability |  | 0.4 | 0.8 |  |  |
Carrying amount of investments |  | $ 12.7 | $ 12.7 | $ 11.2 |  |
Executive chairman | MyOme, Inc. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Ownership percentage |  |  |  |  |  | 22.60%

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