Summary of Significant Accounting Policies - Cash and Cash Equivalents & Restricted Cash (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounting Policies [Abstract]
Cash and cash equivalents	$ 318,000	$ 334,183
Overnight money market funds	151,300	267,100
Restricted cash	$ 170,211	$ 159,898