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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Estimated fair values of Tellutax contingent consideration (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2021 USD ($) payment	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($) Y	Dec. 31, 2022 USD ($)	Jan. 25, 2021 USD ($)
Fair Value Measurement Inputs and Valuation Techniques
Change in fair value of contingent consideration liabilities		$ 14,925	$ 1,549	$ 2,300
Purchase commitment and contingent consideration liabilities, current		35,100	11,901
Purchase commitment and contingent consideration liabilities, net of current portion		87,400	2,600
Tellutax
Fair Value Measurement Inputs and Valuation Techniques
Contingent consideration		0	4,900		$ 2,200
Number of potential earnout payments \| payment	3
Revenue achievement period	30 months
Earn out payment for applicable measurement period	$ 0
Maximum limit on earnout payments	$ 0
Change in fair value of contingent consideration liabilities		$ (2,575)	1,549	$ 2,300
Purchase commitment and contingent consideration liabilities, current			2,300
Purchase commitment and contingent consideration liabilities, net of current portion			$ 2,600
Tellutax \| Revenue volatility
Fair Value Measurement Inputs and Valuation Techniques
Contingent consideration measurement input			60
Tellutax \| Revenue discount rate
Fair Value Measurement Inputs and Valuation Techniques
Contingent consideration measurement input			20.8
Tellutax \| Term (in years)
Fair Value Measurement Inputs and Valuation Techniques
Contingent consideration measurement input \| Y			1.3