ACCRUED ENVIRONMENTAL REMEDIATION COSTS - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Environmental Remediation Obligations [Abstract]
Environmental Loss Contingency, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other noncurrent liabilities	Other noncurrent liabilities
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Other noncurrent liabilities	Other noncurrent liabilities
Long-term portion of accrued environmental remediation costs	$ 40.9	$ 42.5