Note 10 - Intangible Assets and Other Assets, Net - Summary of Components of Indefinite-lived Intangible Assets (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2024
Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets, Cost		$ 50,000,000	$ 50,000,000
Indefinite-lived intangible assets, Impairment	$ (10,000,000)	(10,000,000)	0
Indefinite-lived intangible assets, Net Carrying Value	40,000,000	40,000,000	50,000,000
In Process Research and Development (IPR&D) [Member]
Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets, Cost		50,000,000	50,000,000
Indefinite-lived intangible assets, Impairment		(10,000,000)	0
Indefinite-lived intangible assets, Net Carrying Value	$ 40,000,000	$ 40,000,000	$ 50,000,000