GOODWILL (Details)	12 Months Ended
Dec. 31, 2020 USD ($)
Goodwill
Goodwill impairment	$ 0
Income Approach
Goodwill
Fair value measurement input	40
Discounted Cash Flow
Goodwill
Number of years of forecasted results	5 years
Market Approach
Goodwill
Fair value measurement input	60

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration