Segment Information - Reconciliation of Assets from Segment to Consolidated (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 420,549	$ 321,195	$ 225,248
Operating Segments | North America
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	161,255	108,405	72,277
Operating Segments | International
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	57,983	42,212	30,709
Operating Segments | AWS
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	63,835	47,574	36,500
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 137,476	$ 123,004	$ 85,762