Geographical Information (Tables)

12 Months Ended

Dec. 31, 2012

Segments, Geographical Areas [Abstract]

Revenue by Geographic Area

The following table sets forth revenue and property and equipment, net by geographic area (in millions):  

	Year Ended December 31,
	2012		2011		2010
Revenue:
United States	$	2,578	$	2,067	$	1,223
Rest of the world(1)	2,511		1,644		751
Total revenue	$	5,089	$	3,711	$	1,974

(1) No individual country exceeded 10% of our total revenue for any period presented.

Property and Equipment, Net by Geographic Area

1) No individual country exceeded 10% of our total revenue for any period presented.

	December 31,
	2012		2011
Property and equipment, net:
United States	$	2,110	$	1,444
Rest of the world(1)	281		31
Total property and equipment, net	$	2,391	$	1,475

(1) No individual c