Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

GOODWILL AND OTHER INTANGIBLES (Goodwill) (Narrative) (Details) - USD ($)		3 Months Ended		9 Months Ended
	Jan. 01, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jun. 30, 2020
Goodwill [Line Items]
Impairment during the period	$ 0	$ 0	$ 0	$ (1,848,228,000)	$ 0
Reporting unit, percentage of fair value in excess of carrying amount (less than)						5.00%
CBB
Goodwill [Line Items]
Impairment during the period				(1,557,384,000)
C&I
Goodwill [Line Items]
Impairment during the period				$ (290,844,000)