ACCRUED ENVIRONMENTAL REMEDIATION COSTS (Tables)	12 Months Ended
	Dec. 31, 2021
ACCRUED ENVIRONMENTAL REMEDIATION COSTS [Abstract]
Accrued Environmental Remediation Costs	in millions2021 2020 Accrued Environmental Remediation Costs Continuing operations$           23.2  $          25.5  Retained from former Chemicals business 10.7  11.0  Total$           33.9  $          36.5