ENVIRONMENTAL AND NATURAL RESOURCE DAMAGE LIABILITIES (Tables)

6 Months Ended

Jun. 30, 2021

Environmental Remediation Obligations [Abstract]

Schedule of Environmental Loss Contingencies by Site

Changes in environmental and NRD liabilities from December 31, 2020 to June 30, 2021 are shown below:

	Port Gamble, WA
Non-current portion at December 31, 2020	$10,615
Plus: Current portion	1,026
Total Balance at December 31, 2020	11,641
Expenditures charged to liabilities	(417)
Increase to liabilities	71
Total Balance at June 30, 2021	11,295
Less: Current portion	(723)
Non-current portion at June 30, 2021	$10,572