ACQUIRED INTANGIBLE ASSETS - Schedule of Acquired Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	$ 2,419,479	$ 360,087
Accumulated Amortization	(144,280)	(103,038)
Net	$ 2,275,199	$ 257,049	$ 129,796	$ 137,612
Technology assets
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life	5 years	5 years
Cost	$ 409,899	$ 164,977
Accumulated Amortization	(80,170)	(65,619)
Net	$ 329,729	$ 99,358
Customer assets
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life	15 years	15 years
Cost	$ 1,534,937	$ 128,316
Accumulated Amortization	(38,137)	(19,244)
Net	$ 1,496,800	$ 109,072
Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life	9 years	9 years
Cost	$ 460,942	$ 53,051
Accumulated Amortization	(21,600)	(14,169)
Net	$ 439,342	$ 38,882
Other
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life	9 years	9 years
Cost	$ 13,701	$ 13,743
Accumulated Amortization	(4,373)	(4,006)
Net	$ 9,328	$ 9,737