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Commitments and Contingencies (Tables)
 3 Months Ended
Mar. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Environmental Loss Contingencies by Site
The following table summarizes all probable environmental remediation, indemnification and restoration liabilities, including related legal expenses, at March 31, 2020 and December 31, 2019:
 
Liability
 
Range of Reasonably Possible Costs at March 31, 2020
Site Description
March 31, 2020
 
December 31, 2019
 
Low
 
High
Geismar, LA
$
12

 
$
12

 
$
9

 
$
22

Superfund and offsite landfills – allocated share:
 
 
 
 
 
 
 
Less than 1%
3

 
3

 
2

 
6

Equal to or greater than 1%
6

 
6

 
5

 
14

Currently-owned
7

 
8

 
4

 
13

Formerly-owned:
 
 
 
 
 
 
 
Remediation
20

 
21

 
17

 
39

Monitoring only
—

 
1

 
—

 
1

Total
$
48

 
$
51

 
$
37

 
$
95