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OTHER ITEMS AND CHARGES (Tables)
 6 Months Ended
Jun. 30, 2019
Environmental Remediation Obligations [Abstract]  
Environmental Exit Costs by Cost
In June 2017, we initiated the plan to cease operations of the Southbridge Landfill as disclosed in Note 9, Commitments and Contingencies. Accordingly, in the three and six months ended June 30, 2019 and 2018, we recorded charges associated with the closure of the Southbridge Landfill as follows:
 
Three Months Ended
June 30,
 
Six Months Ended
June 30,
 
2019
 
2018
 
2019
 
2018
Charlton settlement charge (1)
$
—

 
$
—

 
$
—

 
$
1,216

Legal and other costs (2)
917

 
172

 
1,472

 
543

Southbridge Landfill closure charge, net
$
917

 
$
172

 
$
1,472

 
$
1,759

(1)
We established a reserve associated with settlement of the Town of Charlton's claim against us. See Note 9, Commitments and Contingencies for additional disclosure.
(2)
We incurred legal costs as well as other costs associated with various matters as part of the Southbridge Landfill closure. See Note 9, Commitments and Contingencies for additional disclosure.