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Condensed Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Jun. 30, 2022
Dec. 31, 2021
Cash and cash equivalents $ 444,796 $ 211,885 $ 496,893  
Prepaid expenses and other current assets 0   4,053  
Restricted cash 11,799 11,635 12,123  
Cash, cash equivalents and restricted cash at end of period $ 456,595 $ 224,060 $ 513,069 $ 939,944