SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Prepaid Logging Roads (Details)	12 Months Ended
Dec. 31, 2019
Minimum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Harvested in months, to be recorded as prepaid logging roads	24 months
Maximum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Harvested in months, to be recorded as prepaid logging roads	60 months

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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