ASSETS HELD FOR SALE Additional Information (Details) $ in Millions	Sep. 16, 2019 USD ($) a	Sep. 30, 2019 USD ($)	Dec. 31, 2018 USD ($)
Assets Held for Sale [Line Items]
Assets held for sale		$ 251	$ 0
Timberlands and other related assets
Assets Held for Sale [Line Items]
Assets held for sale		$ 251
Michigan | Lyme Great Lakes Holding LLC
Assets Held for Sale [Line Items]
Number of acers of timberlands agreed to be sold | a	555,000
Cash to be received from sale of timberlands	$ 300