Investments in Securities - Schedule of Available-for-Sale Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023	Sep. 30, 2023
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	$ 4,175	$ 5,000
Available-for-sale Securities, Gross Unrealized Gains	0	4
Available-for-sale Securities, Gross Unrealized Losses	(12)	(1)
Available-for-sale Securities, Allowance for Credit Losses	0	0	$ 0
Available-for-sale Securities, Fair Value	4,163	5,003
Corporate Bonds
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis		5,000
Available-for-sale Securities, Gross Unrealized Gains		4
Available-for-sale Securities, Gross Unrealized Losses		(1)
Available-for-sale Securities, Allowance for Credit Losses		0
Available-for-sale Securities, Fair Value		$ 5,003
Agency Mortgage-backed Securities
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost Basis	4,175
Available-for-sale Securities, Gross Unrealized Gains	0
Available-for-sale Securities, Gross Unrealized Losses	(12)
Available-for-sale Securities, Allowance for Credit Losses	0
Available-for-sale Securities, Fair Value	$ 4,163