Equity Incentive Plans (Allocation of Share-Based Compensation Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Total stock-based compensation	$ 3,391	$ 575	$ 4,466	$ 1,356
Research and development
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Total stock-based compensation	1,456	167	1,916	487
General and administrative
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Total stock-based compensation	$ 1,935	$ 408	$ 2,550	$ 869