Segment Information - Reconciliation of Property and Equipment from Segments to Consolidated (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting, Other Significant Reconciling Item [Line Items]
Property and equipment, net	$ 61,797	$ 48,866	$ 29,114
Operating Segments | North America
Segment Reporting, Other Significant Reconciling Item [Line Items]
Property and equipment, net	27,052	20,401	10,143
Operating Segments | International
Segment Reporting, Other Significant Reconciling Item [Line Items]
Property and equipment, net	8,552	7,425	3,448
Operating Segments | AWS
Segment Reporting, Other Significant Reconciling Item [Line Items]
Property and equipment, net	18,851	14,885	10,300
Corporate
Segment Reporting, Other Significant Reconciling Item [Line Items]
Property and equipment, net	$ 7,342	$ 6,155	$ 5,223