Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of restricted stock unit activity

The following table presents restricted stock unit (“RSU”) activity (including performance-based RSUs that have been earned) under our equity incentive plans as of and for the three months ended March 31, 2018 (in millions):

	Units
Outstanding as of January 1, 2018	42
Awarded	1
Vested	(4	)
Forfeited	(1	)
Outstanding as of March 31, 2018	38

Schedule of stock-based compensation expense

The impact on our results of operations of recording stock-based compensation expense for the three months ended March 31, 2018 and 2017 was as follows (in millions):

	Three Months Ended March 31,
	2018		2017
Cost of net revenues	$	13	$	11
Sales and marketing	25		21
Product development	45		36
General and administrative	37		33
Total stock-based compensation expense	$	120	$	101
Capitalized in product development	$	3	$	3