Note 5 - Digital Assets - Crypto Asset, Holding (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)
Crypto Asset, Number of Units	2,321,079,862	0
Crypto Asset, Cost Basis	$ 149,340
Crypto Asset, Fair Value	180,209	$ 0
Crypto Asset, Unrealized Gain (Loss), Operating and Nonoperating	$ 30,869