Fair Value Measurements - Fair Value Option - Hybrid Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 31,000	$ 7,800
Accrued Interest	719	5,489
Iliad
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	6,862
Unpaid Principal Balance	7,292
Accrued Interest	3,621
Fair Value Over (Under) Unpaid Prepaid Balance	(4,051)
Uptown
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	7,473
Unpaid Principal Balance	7,994
Accrued Interest	4,058
Fair Value Over (Under) Unpaid Prepaid Balance	(4,579)
Streeterville 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	6,815
Unpaid Principal Balance	10,273
Accrued Interest	950
Fair Value Over (Under) Unpaid Prepaid Balance	(4,408)
Streeterville Note
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	9,793	7,839
Unpaid Principal Balance	6,000	6,000
Accrued Interest	546	390
Fair Value Over (Under) Unpaid Prepaid Balance	$ 3,247	$ 1,449