Balance Sheet Details (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Balance Sheet Details
Depreciation	$ 0.4	$ 0.3	$ 1.1	$ 0.9
Construction in progress and fixed assets	$ 8.2		$ 8.2		$ 8.3