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Restructuring Costs - Severance Obligation (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Restructuring Reserve [Roll Forward]        
Restructuring reserve, beginning balance     $ 0  
Charges for employee severance, benefits and other costs $ 3,592 $ 0 3,592 $ (53)
Restructuring reserve, ending balance $ 3,592   $ 3,592