GOODWILL AND INTANGIBLE ASSETS - Schedule of Acquired Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 167,795	$ 161,449
Accumulated Amortization	25,105	18,316
Intangible Assets, Net	142,690	143,133
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	57,949	57,949
Accumulated Amortization	8,670	6,574
Intangible Assets, Net	$ 49,279	51,375
Customer relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	3 years
Customer relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	9 years
Purchased technology
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 99,587	93,241
Accumulated Amortization	14,900	10,578
Intangible Assets, Net	$ 84,687	82,663
Purchased technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	3 years
Purchased technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	5 years
Trademarks / Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 10,259	10,259
Accumulated Amortization	1,535	1,164
Intangible Assets, Net	$ 8,724	$ 9,095
Trademarks / Trade names | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	1 year
Trademarks / Trade names | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (Years)	5 years