Summary of Significant Accounting Policies - Warrants (Details) $ / shares in Units, $ in Thousands	3 Months Ended
	Jun. 30, 2020 USD ($) series $ / shares shares	Mar. 31, 2024 USD ($) shares	Feb. 26, 2024 USD ($) $ / shares	Dec. 31, 2023 USD ($)	Mar. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Number of warrants series issued | series	2
Warrant term (in years)	5 years	39 months
Class of warrant or right, outstanding (in shares) | shares	6,500,000	1,950,672			1,950,672
Investment warrants, exercise price (in dollars per share) | $ / shares	$ 10.00
Warrants original basis	$ 9,500
Proceeds used to repurchase and retire securities		$ 2,054		$ 16,644	$ 13,775	$ 12,153
Rithm
Summary Of Significant Accounting Policies [Line Items]
Warrant term (in years)			5 years
Investment warrants, exercise price (in dollars per share) | $ / shares			$ 5.36
Proceeds used to repurchase and retire securities		$ 2,100
Number of securities called by each warrant or right, percent (in percent)			0.50
Draw period (in days)			125 days
Rithm | Maximum
Summary Of Significant Accounting Policies [Line Items]
Proceeds used to repurchase and retire securities			$ 35,000
Rithm | Minimum
Summary Of Significant Accounting Policies [Line Items]
Proceeds used to repurchase and retire securities			$ 17,500