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Goodwill and Other Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2019
Goodwill [Line Items]  
Schedule of Intangible Assets and Goodwill [Table Text Block]
Changes in goodwill and other intangible assets for the six months ended June 30, 2019 is provided in the following table:
Dollar amounts in millions
2019
 
Timber and timberlands
Goodwill
Developed Technology
Other Assets
Total
Beginning balance December 31,
$
41

$
16

$
10

$
—

$
67

Acquisitions (Note 10)
—

14

12

3

29

Amortization
(1
)
—

(1
)
—

(2
)
Total goodwill and other intangibles
$
39

$
30

$
21

$
3

$
93