Property and Equipment, net - Components of Property and Equipment (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | $ 37,531 | $ 36,209 |
| Less: accumulated depreciation and amortization | (28,567) | (26,148) |
| Property and equipment, net | 8,964 | 10,061 |
| Lasers Placed-In-Service [Member] | ||
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | 34,725 | 33,489 |
| Equipment, Computer Hardware and Software [Member] | ||
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | 300 | 300 |
| Furniture and Fixtures [Member] | ||
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | 240 | 240 |
| Leasehold Improvements [Member] | ||
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | 77 | 87 |
| Lasers-In-Process [Member] | ||
| Property and Equipment, net [Abstract] | ||
| Property and equipment, gross | $ 2,189 | $ 2,093 |