Other Assets

12 Months Ended

Dec. 31, 2019

Other Assets

Other Assets

7. Other Assets

Other assets (noncurrent) consist of the following at December 31, 2019 and 2018:

	2019		2018
Right of use lease assets	$	203	$	—
Deferred tax assets		178		191
Deferred returnable packaging costs		110		109
Repair part inventories		115		102
Capitalized software		74		79
Value added taxes		26		26
Other		102		95
	$	808	$	602

Capitalized software includes costs related to the acquisition and development of internal-use software. These costs are amortized over the estimated useful life of the software. Amortization expense for capitalized software was $13 million, $12 million and $12 million for 2019, 2018, and 2017, respectively. Estimated amortization related to capitalized software through 2024 is as follows: 2020, $13 million; 2021, $12 million; 2022, $12 million; 2023, $11 million; and 2024, $10 million.