INTANGIBLE ASSETS, NET - Intangible assets, net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Intangible assets	$ 109,937		$ 109,937		$ 89,560
Accumulated amortization	(52,018)		(52,018)		(44,116)
Intangible assets net	57,919		57,919		45,444
Amortization expense	4,045	$ 3,016	7,647	$ 5,555
Impairment of intangible assets	0	$ 0		$ 0
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]				Operating Expenses
Internal use software
Finite-Lived Intangible Assets [Line Items]
Intangible assets	95,168		95,168		75,195
Accumulated amortization	(44,702)		(44,702)		(38,607)
Intangible assets net	50,466		50,466		36,588
Impairment of intangible assets			$ 32
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]			Operating Expenses
Developed technology
Finite-Lived Intangible Assets [Line Items]
Intangible assets	14,769		$ 14,769		14,365
Accumulated amortization	(7,316)		(7,316)		(5,509)
Intangible assets net	$ 7,453		7,453		$ 8,856
Acquired intangibles
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets			$ 293
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]			Operating Expenses