Special Charges (Credits) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Unusual or Infrequent Item, or Both [Line Items]
Percentage of target retention bonus to be paid upon merger failure or abandonment	50.00%
Special charges (credits)	$ 15,563	$ (176,938)
Merger Agreement
Unusual or Infrequent Item, or Both [Line Items]
Legal, advisory and other fees	11,100
Retention bonus recorded	$ 4,500
Payroll Support Program 2
Unusual or Infrequent Item, or Both [Line Items]
Special charges (credits)		(156,500)
Severance costs and costs for voluntary separations		800
CARES Act Employee Retention Credit
Unusual or Infrequent Item, or Both [Line Items]
Special charges (credits)		$ (21,300)