Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		24 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 7,702	$ 3,001	$ 28,486	$ 3,610
Project Be Ready [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	7,702	0	28,486	0
Employee Separation costs
Restructuring Cost and Reserve [Line Items]
Restructuring expenses			17,353
Employee Separation costs | Project Be Ready [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	6,888	0	17,353	0
Lease consolidation expense | Project Be Ready [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	0	0	204	0
Third party and other costs
Restructuring Cost and Reserve [Line Items]
Restructuring expenses			11,133
Third party and other costs | Project Be Ready [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 814	$ 0	$ 10,929	$ 0
Minimum | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					$ 40,000
Minimum | Subsequent Event | Employee Separation costs
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					20,000
Minimum | Subsequent Event | Lease consolidation expense
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					5,000
Minimum | Subsequent Event | Third party cost [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					15,000
Maximum | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					55,000
Maximum | Subsequent Event | Employee Separation costs
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					25,000
Maximum | Subsequent Event | Lease consolidation expense
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					10,000
Maximum | Subsequent Event | Third party cost [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses					$ 20,000