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Other Operating Expense, Net
 12 Months Ended
Dec. 31, 2019
Other Income and Expenses [Abstract]  
Other Operating Expense, Net Other Operating Expense, Net
Other operating expense, net was comprised of the following for the three years ended December 31:
 
2019
 
2018
 
2017
Environmental liability expense (a)
$
(17,832
)
 
$
(8,332
)
 
$
(1,451
)
Loss on sale or disposal of property, plant and equipment
(1,295
)
 
(3,186
)
 
(2,032
)
Gain on foreign exchange
(3,203
)
 
1,114

 
2,335

Equity income (loss) from joint venture
(5,089
)
 
(4,359
)
 
(495
)
Insurance settlement
4,500

 
—

 
(13
)
Miscellaneous income (expense)
(2,078
)
 
2,341

 
382

Total other operating expense, net
$
(24,997
)
 
$
(12,422
)
 
$
(1,274
)
(a)
Environmental liability expense reflects the adjustments to the Company’s estimates for environmental liability for the assessment, remediation and long-term monitoring and maintenance of the disposed operations sites over the next 20 years and other related costs. See Note 11 — Environmental Liabilities for additional information.