Employee Benefit Plans

6 Months Ended

Jun. 30, 2017

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

Employee Benefit Plans

Employee Benefit Plans

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 six months ended June 30, 2017 (in millions except per share amounts):

	Units
Outstanding as of January 1, 2017	44
Awarded and assumed	20
Vested	(12	)
Forfeited	(3	)
Outstanding as of June 30, 2017	49

The weighted average grant date fair value for RSUs awarded during the six months ended June 30, 2017 was $33.50 per share.

Stock-Based Compensation Expense

The impact on our results of operations of recording stock-based compensation expense for the three and six months ended June 30, 2017 and 2016 was as follows (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Cost of net revenues	$	15	$	10	$	26	$	17
Sales and marketing	28		26		49		47
Product development	50		44		86		75
General and administrative	44		33		77		62
Total stock-based compensation expense	$	137	$	113	$	238	$	201
Capitalized in product development	$	3	$	3	$	6	$	6