Segment Information - Schedule of Total Assets for the Company's Reportable Segments (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Assets	$ 272,422	$ 332,235
Operating Segments | Finance Receivables
Segment Reporting Information [Line Items]
Assets	268,796	299,248
Operating Segments | Pharmaceutical Development and Other
Segment Reporting Information [Line Items]
Assets	0	7,786
Holding Company and Other
Segment Reporting Information [Line Items]
Assets	$ 3,626	$ 25,201