Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Line Items]
Accumulated impairment loss	$ 0	$ 0	$ 0	$ 0
Amortization expense of acquired intangibles	$ 1,256,911,000	667,135,000	$ 377,685,000
Customer-related intangible assets
Goodwill [Line Items]
Finite-lived intangible assets acquired		$ 307,900,000
Intangible assets weighted average amortization periods	8 years 10 months 24 days	15 years 1 month 6 days	11 years 6 months
Acquired technologies
Goodwill [Line Items]
Intangible assets weighted average amortization periods	5 years	6 years 10 months 24 days	6 years 2 months 12 days
Contract-based intangible assets
Goodwill [Line Items]
Intangible assets weighted average amortization periods	9 years 9 months 18 days	17 years 8 months 12 days	19 years 3 months 18 days
Trademarks and trade names
Goodwill [Line Items]
Intangible assets weighted average amortization periods		10 years 8 months 12 days	12 years 6 months