Note 14 - Variable Interest Entities (Details Textual) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($)
Liabilities	$ 583,991	$ 597,499
Variable Interest Entity, Unavailability of Information, Number of Entities	2
Variable Interest Entity, Not Primary Beneficiary [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments	$ 7,268	7,268
Working Capital Commitment	1,500	0
Liabilities	$ 0	$ 0