v3.26.1
ENVIRONMENTAL AND NATURAL RESOURCE DAMAGE LIABILITIES (Tables)
3 Months Ended
Mar. 31, 2026
Environmental Remediation Obligations [Abstract]  
Schedule of Environmental Loss Contingencies by Site
Changes in environmental and NRD liabilities from December 31, 2025 to March 31, 2026 are shown below:
Port Gamble, WAOther SitesTotal
Non-current portion at December 31, 2025
$6,089— $6,089
Plus: Current portion3,181— 3,181
Total Balance at December 31, 2025
9,270— 9,270
Liabilities assumed in the merger with PotlatchDeltic— 679679 
Expenditures charged to liabilities(176)(33)(209)
Decrease to liabilities (a)(181)— (181)
Total Balance at March 31, 2026
8,9136469,559
Less: Current portion(5,439)(218)(5,657)
Non-current portion at March 31, 2026
$3,474$428$3,902
(a)The decrease in liabilities resulted from revised environmental and NRD cost estimates recognized during the three months ended March 31, 2026.