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COMMITMENTS AND CONTINGENCIES (Tables)
6 Months Ended
Jun. 30, 2021
COMMITMENTS AND CONTINGENCIES [Abstract]  
Accrued Environmental Remediation Costs

June 30

December 31

June 30

in thousands

2021

2020

2020

Accrued Environmental Remediation Costs

Continuing operations

$        25,543 

$        25,544 

$        22,743 

Retained from former Chemicals business

10,870 

10,971 

10,846 

Total

$        36,413 

$        36,515 

$        33,589