Significant Accounting Policies -Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Accounting Policies [Abstract]
Cash and cash equivalents	$ 181,024	$ 213,667	$ 262,941
Restricted cash included in other current assets	16,558		12,916
Restricted cash included in other assets	500		500
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	$ 198,082	$ 227,454	$ 276,357	$ 279,212