Note 13 - Other Receivables, Other Assets, Accounts Payable and Other Liabilities - Other Receivables (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
New issue fee and advisory fee receivable - gross	$ 5,442	$ 3,408
Allowance for credit losses	(2,725)	(2,250)
New issue fee and advisory fee receivable - net	2,717	1,158
Asset management fees receivable	2,632	2,183
Accrued interest and dividend receivable	992	1,595
Revenue share receivable	586	0
Agency repo income receivable	667	522
Miscellaneous other receivables	860	1,068
Other receivables	$ 8,454	$ 6,526