Stockholders' Equity - Summary of Share-Based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award
Total share-based compensation expense	$ 3,492	$ 3,134	$ 10,603	$ 8,984
Cost of revenue
Share-based Compensation Arrangement by Share-based Payment Award
Total share-based compensation expense	183	209	536	582
Research and development
Share-based Compensation Arrangement by Share-based Payment Award
Total share-based compensation expense	2,881	2,447	8,635	6,995
Marketing and sales
Share-based Compensation Arrangement by Share-based Payment Award
Total share-based compensation expense	219	260	727	766
General and administrative
Share-based Compensation Arrangement by Share-based Payment Award
Total share-based compensation expense	$ 209	$ 218	$ 705	$ 641

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details