Segment Reporting - Additional Information (Details) $ in Millions |
6 Months Ended | |
|---|---|---|
|
Jun. 30, 2026
USD ($)
segment
|
Dec. 31, 2025
USD ($)
|
|
| Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] | ||
| Number of operating segments | segment | 1 | |
| Number of reportable segments | segment | 1 | |
| U.S. | ||
| Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] | ||
| Long-lived tangible assets | $ | $ 0.5 | $ 0.7 |
| PRC | ||
| Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] | ||
| Long-lived tangible assets | $ | $ 3.6 | $ 3.8 |