Note 2 - Advisory Services - Advisory Service Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Advisory Service	$ 6,806	$ 3,811	$ 11,933	$ 7,393
Tom Johnson Investment Management, LLC (TJIM) [Member]
Advisory Service	1,728
Tom Johnson Investment Management, LLC (TJIM) [Member] \| Advisory Program [Member]
Advisory Service	905
Tom Johnson Investment Management, LLC (TJIM) [Member] \| Sub-Advisory Programs [Member]
Advisory Service	152
Tom Johnson Investment Management, LLC (TJIM) [Member] \| Model Programs [Member]
Advisory Service	671
Orchid Island Capital [Member]
Advisory Service	5,078	3,811	10,205	7,393
Orchid Island Capital [Member] \| Management Service [Member]
Advisory Service	4,124	2,982	8,112	5,729
Orchid Island Capital [Member] \| Allocated Overhead [Member]
Advisory Service	585	582	1,371	1,190
Orchid Island Capital [Member] \| Repurchase, Clearing and Administrative Fee [Member]
Advisory Service	$ 369	$ 247	$ 722	$ 474

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details