Software Development and Intellectual Property Licenses (Tables)

12 Months Ended

Dec. 31, 2017

Software Development Costs and Intellectual Property Licenses

Summarizes the components of software development and intellectual property licenses

The following table summarizes the components of our capitalized software development costs (amounts in millions):

	At December 31,
	2017		2016
Internally-developed software costs	$	270	$	277
Payments made to third-party software developers	183		189
Total software development costs	$	453	$	466

Amortization of software development costs and intellectual property licenses

Amortization of capitalized software development costs and intellectual property was the following (amounts in millions):

	For the Years Ended December 31,
	2017		2016		2015
Amortization of capitalized software development costs and intellectual property licenses	$	314	$	335	$	410