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Fair Value of Financial Assets and Liabilities - Roll Forward of Aggregate Fair Value Determined by Level 3 Inputs (Details) - Series B preferred shares forward contracts - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Roll forward of aggregate fair value determined by Level 3 inputs    
Balance at beginning of period $ 13,110 $ 14,190
Change in fair value of derivative liability (3,604) 835
Partial settlement of derivative liability (386) (625)
Balance at end of period $ 9,120 $ 14,400