Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets Disclosure [Text Block]

GOODWILL AND OTHER INTANGIBLE ASSETS

Changes in goodwill by segment for the year ended December 31, 2019 and 2018 are provided in the following table:

Dollar amounts in millions	Siding		OSB		Other		Total
Balance December 31, 2017	$	—	$	16	$	—	$	16
Additions	—		—		—		—
Balance December 31, 2018	$	—	$	16	$	—	$	16
Additions (see Note 8)	4		—		10		14
Balance December 31, 2019	$	4	$	16	$	10	$	30

Changes in other intangible assets for the year ended December 31, 2019 and 2018 are provided in the following table:

Dollar amounts in millions	Timber Licenses			Developed Technology			Trademark		Total Other Intangibles
Balance December 31, 2017	$	44		$	11		$	—	$	55
Amortization	(3		)	(1		)	—		(4		)
Balance December 31, 2018	41			10			—		51
Additions (see Note 8)	—			12			3		15
Amortization	(3		)	(2		)	—		(5		)
Balance December 31, 2019	$	38		$	20		$	3	$	61

Included in the balance of timber licenses are values allocated to Canadian forest licenses whose initial value of $91 million and is amortized over the estimated useful life of twenty to twenty-five years. Amortization expense related to definite-lived intangible assets was $5 million, $4 million and $3 million for the years ended December 31, 2019, 2018 and 2017, respectively.

Developed technology is included in Goodwill and other intangible assets on the Consolidated Balance Sheets.

Amortization of the above intangible assets will be $5 million per year over the next five years.