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Product and Service Revenues - Additional Information (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) customer
Revenue Recognition, Milestone Method [Line Items] |  |
Total revenues | $ 23,252 | $ 1,341
Exemplar |  |
Revenue Recognition, Milestone Method [Line Items] |  |
Number of customers | customer |  | 4
Percentage of revenue attributable to customer |  | 49.90%
Service revenues |  |
Revenue Recognition, Milestone Method [Line Items] |  |
Total revenues | 1,424 | $ 1,138
Product revenues, net |  |
Revenue Recognition, Milestone Method [Line Items] |  |
Total revenues | 21,828 | $ 203
Product revenues, net | Non-US |  |
Revenue Recognition, Milestone Method [Line Items] |  |
Total revenues | $ 279 |

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