Fair Value of Financial Instruments - Level 3 Securities (Details) - Recurring - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 276	$ 10,584
Realized gains (losses)	0	0
Net unrealized gains (losses)	0	(593)
Amortization	0	0
Purchases	0	0
Disposals	0	0
Transfers in	0	0
Transfers out	0	(9,715)
Ending balance	276	276
Corporate bonds
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	0	4,892
Realized gains (losses)	0	0
Net unrealized gains (losses)	0	0
Amortization	0	0
Purchases	0	0
Disposals	0	0
Transfers in	0	0
Transfers out	0	(4,892)
Ending balance	0	0
Asset-backed securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	276	5,692
Realized gains (losses)	0	0
Net unrealized gains (losses)	0	(593)
Amortization	0	0
Purchases	0	0
Disposals	0	0
Transfers in	0	0
Transfers out	0	(4,823)
Ending balance	$ 276	$ 276