Income Taxes (Narrative) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Income Taxes | ||
| Deferred tax assets, valuation allowance | $ 149,839 | $ 152,104 |
| Income Tax Credits, Expiration Date | Dec. 31, 2034 | |
| Federal | ||
| Income Taxes | ||
| Operating Loss Carryforwards | $ 306,900 | |
| Operating loss carryforwards without expiration | 283,300 | |
| Income tax credits | 15,000 | |
| State | ||
| Income Taxes | ||
| Operating Loss Carryforwards | 654,800 | |
| Operating loss carryforwards without expiration | 600 | |
| Income tax credits | $ 5,100 |