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Fair Value - Change in Level 3 Financial Assets (Details) - Embedded EPP derivatives
$ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning balance $ 6,461
Changes in fair value (532)
Ending balance $ 5,929