INVENTORIES - Inventories (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Inventory [Line Items]
Total	$ 520	$ 443
Logs
Inventory [Line Items]
LIFO inventories	26	24
Moving average cost or FIFO inventories	65	64
Lumber, plywood, panels and fiberboard
Inventory [Line Items]
LIFO inventories	61	59
Lumber, plywood, panels, fiberboard and engineered wood products
Inventory [Line Items]
Moving average cost or FIFO inventories	106	84
Other products
Inventory [Line Items]
LIFO inventories	17	9
Moving average cost or FIFO inventories	131	100
Materials and supplies
Inventory [Line Items]
Moving average cost or FIFO inventories	$ 114	$ 103