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COMMITMENTS AND CONTINGENCIES (Tables)
9 Months Ended
Sep. 30, 2020
COMMITMENTS AND CONTINGENCIES [Abstract]  
Accrued Environmental Remediation Costs

September 30

December 31

September 30

in thousands

2020

2019

2019

Accrued Environmental Remediation Costs

Continuing operations

$        26,094 

$        30,429 

$        33,706 

Retained from former Chemicals business

10,900 

10,972 

10,825 

Total

$        36,994 

$        41,401 

$        44,531