XML 76 R47.htm IDEA: XBRL DOCUMENT v3.10.0.1
LEGAL PROCEEDINGS, COMMITMENTS AND CONTINGENCIES (Tables)
 12 Months Ended
Dec. 31, 2018
Loss Contingencies [Line Items]  
Changes in the Reserve for Environmental Remediation
Changes in the Reserve for Environmental Remediation
DOLLAR AMOUNTS IN MILLIONS
Reserve balance as of December 31, 2017
$
48

Reserve charges and adjustments, net
27

Payments
(13
)
Reserve balance as of December 31, 2018
$
62
Changes in the Reserve for Asset Retirement Obligations
Changes in the Reserve for Asset Retirement Obligations
DOLLAR AMOUNTS IN MILLIONS
Reserve balance as of December 31, 2017
$
32

Reserve charges and adjustments, net
11

Payments
(12
)
Other adjustments(1)
(2
)
Reserve balance as of December 31, 2018
$
29

(1) Primarily related to a foreign currency remeasurement gain for our Canadian reforestation obligation.
Future Commitments on Operating Leases
Our operating lease commitments as of December 31, 2018 were:
DOLLAR AMOUNTS IN MILLIONS
2019
$
35

2020
29

2021
26

2022
24

2023
18

Thereafter
78