Fair Value Measurements - Marketable Debt Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Amortized Cost	$ 95,466	$ 99,601
Gross Unrealized Gains	387	229
Gross Unrealized Losses	(2,722)	(4,630)
Estimated Fair Value	93,131	95,200
Impairments	0	0
Municipal bonds — available-for-sale
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Amortized Cost	95,466	99,601
Gross Unrealized Gains	387	229
Gross Unrealized Losses	(2,722)	(4,630)
Estimated Fair Value	93,131	95,200
Impairments	$ 0	$ 0