CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenue	$ 17,928	$ 12,466	$ 7,872
Costs and expenses:
Cost of revenue	2,867	2,153	1,875
Research and development	4,816	2,666	1,415
Marketing and sales	2,725	1,680	997
General and administrative	1,295	973	781
Total costs and expenses	11,703	7,472	5,068
Income from operations	6,225	4,994	2,804
Interest and other income/(expense), net	(31)	(84)	(50)
Income before provision for income taxes	6,194	4,910	2,754
Provision for income taxes	2,506	1,970	1,254
Net income	3,688	2,940	1,500
Less: Net income attributable to participating securities	19	15	9
Net income attributable to Class A and Class B common stockholders	$ 3,669	$ 2,925	$ 1,491
Earnings per share attributable to Class A and Class B common stockholders:
Basic (in dollars per share)	$ 1.31	$ 1.12	$ 0.62
Diluted (in dollars per share)	$ 1.29	$ 1.10	$ 0.60
Weighted average shares used to compute earnings per share attributable to Class A and Class B common stockholders:
Basic (in shares)	2,803	2,614	2,420
Diluted (in shares)	2,853	2,664	2,517
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	$ 2,969	$ 1,837	$ 906
Cost of revenue
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	81	62	42
Research and development
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	2,350	1,328	604
Marketing and sales
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	320	249	133
General and administrative
Share-based compensation expense included in costs and expenses:
Share-based compensation expense	$ 218	$ 198	$ 127