CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenue	$ 27,638	$ 17,928	$ 12,466
Costs and expenses:
Cost of revenue	3,789	2,867	2,153
Research and development	5,919	4,816	2,666
Marketing and sales	3,772	2,725	1,680
General and administrative	1,731	1,295	973
Total costs and expenses	15,211	11,703	7,472
Income from operations	12,427	6,225	4,994
Interest and other income/(expense), net	91	(31)	(84)
Income before provision for income taxes	12,518	6,194	4,910
Provision for income taxes	2,301	2,506	1,970
Net income	10,217	3,688	2,940
Less: Net income attributable to participating securities	29	19	15
Net income attributable to Class A and Class B common stockholders	$ 10,188	$ 3,669	$ 2,925
Earnings per share attributable to Class A and Class B common stockholders:
Basic (in dollars per share)	$ 3.56	$ 1.31	$ 1.12
Diluted (in dollars per share)	$ 3.49	$ 1.29	$ 1.10
Weighted average shares used to compute earnings per share attributable to Class A and Class B common stockholders:
Basic (in shares)	2,863	2,803	2,614
Diluted (in shares)	2,925	2,853	2,664
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	$ 3,218	$ 2,969	$ 1,837
Cost of revenue
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	113	81	62
Research and development
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	2,494	2,350	1,328
Marketing and sales
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	368	320	249
General and administrative
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	$ 243	$ 218	$ 198