INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Valuation Allowance [Line Items]
Excess tax benefits from share-based compensation	$ 16,060	$ 11,625	$ 15,370
Deferred tax assets, valuation allowance	47,149	23,105
Net operating loss carryforwards	47,660	19,353
Tax-effected net operating loss subject to expiration	4,100
Tax-effected net operating loss carryforwards not subject to expiration	43,600
Contingent foreign income tax payable on uncertain tax positions	1,500
Unrecognized tax benefits that would impact effective tax rate	4,700
Decrease in unrecognized tax benefits is reasonably possible	2,800
Unrecognized tax benefits, income tax penalties and interest accrued	4,600	3,600	1,700
Unrecognized tax benefits, income tax penalties and interest expense	1,100	$ 1,700	$ (200)
Voluntis
Valuation Allowance [Line Items]
Deferred tax assets, valuation allowance	21,500
Net operating loss carryforwards	27,000
Domestic Tax Authority
Valuation Allowance [Line Items]
Tax-effected net operating loss subject to expiration	4,000
State and Local Jurisdiction
Valuation Allowance [Line Items]
Tax-effected net operating loss subject to expiration	7,000
Minimum | Foreign Tax Authority
Valuation Allowance [Line Items]
Estimated additional tax payable on previously unremitted earnings	15,000
Maximum | Foreign Tax Authority
Valuation Allowance [Line Items]
Estimated additional tax payable on previously unremitted earnings	25,000
Deferred tax assets for specified locations
Valuation Allowance [Line Items]
Deferred tax assets, valuation allowance	41,400
Deferred tax assets related to tax credit carryforwards, U.S. state
Valuation Allowance [Line Items]
Deferred tax assets, valuation allowance	$ 3,800