Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
Oct. 28, 2021 |
|
| Lessee, Lease, Description [Line Items] | ||||||
| Annual increase in rent percentage | 3.00% | |||||
| Standby letter of credit | $ 4.0 | $ 4.0 | $ 5.0 | |||
| Lease term | 16 years | |||||
| Allowance for tenant improvements | $ 7.2 | |||||
| Rent expense under operating leases | 1.8 | $ 2.0 | 3.6 | $ 4.0 | ||
| Variable lease payment | $ 0.4 | $ 0.5 | $ 0.7 | $ 0.8 | ||
| Impairment expense | $ 5.4 | |||||
| Discount rate | 21.60% | 21.60% | ||||
| Minimum | ||||||
| Lessee, Lease, Description [Line Items] | ||||||
| Annual base rent for operating lease | $ 1.9 | |||||
| Maximum | ||||||
| Lessee, Lease, Description [Line Items] | ||||||
| Annual base rent for operating lease | $ 2.5 | |||||