LEASES - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jan. 31, 2023
Lessee, Lease, Description [Line Items]
Increase in accrued expenses and other current liabilities	$ 11,600
Decrease in operating lease, liability, noncurrent	25,600
Decrease of operating leases right-of-use assets	9,500
Gain on early lease termination	4,471	$ 0	$ 0
600 West Chicago
Lessee, Lease, Description [Line Items]
Gain on early lease termination	4,500
Future sublease income	2,500
Other office facilities
Lessee, Lease, Description [Line Items]
Future sublease income	2,100
Subsequent Event | 600 West Chicago
Lessee, Lease, Description [Line Items]
Option to lease early termination penalty				$ 9,600
Restructuring and related charges
Lessee, Lease, Description [Line Items]
Operating lease, impairment		7,700
Restructuring and related charges | 600 West Chicago
Lessee, Lease, Description [Line Items]
Operating lease, impairment	1,800
International | Long-lived asset impairment
Lessee, Lease, Description [Line Items]
Operating lease, impairment	7,800		10,500
Finance lease, impairment			1,300
2020 Restructuring Plan | Restructuring and related charges
Lessee, Lease, Description [Line Items]
Operating lease, impairment	$ 1,200	$ 6,800	$ 16,000