The adjustment to reduce the value of existing agreements that specify the lessee's rights to use the leased property. This expense is charged when the estimates of future profits generated by the leased property are reduced.

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Restructuring - Narrative (Details) $ in Thousands	1 Months Ended	12 Months Ended			20 Months Ended
Restructuring - Narrative (Details) $ in Thousands	May 31, 2020 employee	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2021 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring, reduction in full-time employees (in number of employees) \| employee	1,800
Restructuring charges		$ 112,849	$ 151,355	$ 0	$ 264,200
Operating lease impairments		75,300	35,800
Impairment of leasehold		37,200
Restructuring liabilities		$ 0			$ 0
Contract termination
Restructuring Cost and Reserve [Line Items]
Reduction in full-time employees (in percentage)	25.00%
Restructuring charges			11,800
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 103,800