Goodwill and Other Intangible Assets

The net carrying value of Goodwill as of December 31, 2018 and 2017 by segment was as follows:



	2018		2017
Oral, Personal and Home Care
North America	$	733	$	343
Latin America	220		256
Europe	1,302		1,333
Asia Pacific	185		190
Africa/Eurasia	75		81
Total Oral, Personal and Home Care	2,515		2,203
Pet Nutrition	15		15
Total Goodwill	$	2,530	$	2,218

The change in the amount of Goodwill during 2018 is primarily due to the acquisitions of PCA Skin and Elta MD (See Note 3, Acquisitions and Divestitures for further information), which resulted in the recognition of Goodwill in the amount of $397, and the impact of foreign currency translation.

Other intangible assets as of December 31, 2018 and 2017 were comprised of the following:



	2018							2017
	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Trademarks	$	771	$	(358	)	$	413	$	547	$	(337	)	$	210
Other finite life intangible assets	390		(133		)	257		249		(103		)	146
Indefinite life intangible assets	967		—			967		985		—			985
Total Other intangible assets	$	2,128	$	(491	)	$	1,637	$	1,781	$	(440	)	$	1,341

The changes in the net carrying amounts of Other intangible assets during 2018 and 2017 were primarily due to amortization expense of $59 and $35, respectively, as well as the impact of foreign currency translation. In addition, in 2018, Trademarks included $231 and Other finite life intangible assets included customer relationships of $133 acquired in connection with the acquisitions of PCA Skin and Elta MD (See Note 3, Acquisitions and Divestitures for further information). Annual estimated amortization expense for each of the next five years is expected to be approximately $50.