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

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Goodwill (Details) - USD ($)		12 Months Ended
	Oct. 01, 2019	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Impairment		$ 0	$ 0
New Zealand Timber
Segment Reporting Information [Line Items]
Impairment	$ 0