Segment Information - Information on Segments (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information [Line Items]
Revenue	$ 17,893	$ 13,059	$ 55,810	$ 37,565
Significant segment expense	7,685	7,220	24,718	19,903
Depreciation and amortization	199	455	917	1,374
All other segment expenses	6,294	6,306	19,776	16,929
Operating income (loss)	2,949	(922)	8,321	(641)
Identifiable assets	2,182,715	1,620,137	2,182,715	1,620,137
Reconciling Amounts
Segment Reporting Information [Line Items]
Revenue	(1,797)	(1,897)	(5,775)	(4,458)
All other segment expenses	(20)	561	(64)	1,584
Operating income (loss)	(2,543)	(2,458)	(7,789)	(6,042)
Identifiable assets	1,712,870	1,259,477	1,712,870	1,259,477
Asset Management \| Operating Segments
Segment Reporting Information [Line Items]
Revenue	19,690	14,956	61,585	42,023
Significant segment expense	7,685	7,220	24,718	19,903
Depreciation and amortization	199	455	917	1,374
All other segment expenses	6,314	5,745	19,840	15,345
Operating income (loss)	5,492	1,536	16,110	5,401
Identifiable assets	$ 469,845	$ 360,660	$ 469,845	$ 360,660

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