LEASES - Balance Sheet Components (Details) - USD ($) $ in Millions	Sep. 30, 2026	Dec. 31, 2025
Assets
Right of Use Assets	$ 54	$ 41
Finance lease assets	12	13
Total leased assets	66	54
Current
Operating	20	18
Finance	1	1
Noncurrent
Operating	40	30
Finance	7	7
Total lease liabilities	$ 68	$ 56
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Plants, Properties and Equipment, net	Plants, Properties and Equipment, net
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Notes payable and current maturities of long-term debt	Notes payable and current maturities of long-term debt
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Liabilities	Other Liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt and Lease Obligation	Long-Term Debt and Lease Obligation
Finance lease, accumulated amortization	$ 14	$ 13