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Commitment and Contingencies (Tables)
9 Months Ended
Sep. 30, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Loss Contingencies by Contingency
The following table summarizes information related to the location and undiscounted amount of the Company's environmental liabilities:

(In thousands)September 30
2020
December 31
2019
Current portion of environmental liabilities (a)
$6,031 $3,431 
Long-term environmental liabilities29,747 5,600 
Total environmental liabilities$35,778 $9,031 
(a)    The current portion of environmental liabilities is included in the caption Other current liabilities on the Company's Condensed Consolidated Balance Sheets.