Summary of Significant Accounting Policies - Narrative (Details) $ / shares in Units, $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2022 USD ($)	Jun. 30, 2022	Dec. 31, 2022 USD ($) segment unit $ / shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($) $ / shares
Summary of Accounting Policies
Number of reporting segments (in segments) | segment			2
Increase (decrease) in depreciation expense			$ (8,500)	$ (7,560)	$ (6,390)
Increase (decrease) in net income			$ 23,200	$ 39,370	$ 29,146
Diluted (in dollars per share) | $ / shares			$ 8.59	$ 13.77	$ 10.09
Advertising expense			$ 2,650	$ 2,990	$ 2,260
Equity securities without readily determinable fair value, impairment and downward price adjustment, current year amount			$ 447
Number of reporting units (in reporting units) | unit			2
Cumulative translation gain (loss), net of tax	$ (1,860)		$ (1,860)	(677)
Foreign currency exchange losses, net			(81)	(140)	(129)
Data Center Assets
Summary of Accounting Policies
Restructuring charges			1,341	0	0
Impairment charges for leases and leasehold improvements
Summary of Accounting Policies
Restructuring charges			2,218	$ 0	0
Change in Accounting Method Accounted for as Change in Estimate
Summary of Accounting Policies
Increase (decrease) in depreciation expense			860
Increase (decrease) in net income			$ 693
Diluted (in dollars per share) | $ / shares			$ 0.26
Restricted Stock Units (RSUs)
Summary of Accounting Policies
Share-based compensation arrangement by share-based payment award, award vesting period			4 years
Servers and network assets
Summary of Accounting Policies
Useful life of property and equipment	5 years	4 years 6 months		4 years
Increase (decrease) in depreciation expense			$ (5,290)	$ (4,940)	$ (4,380)
Servers and network assets | Minimum
Summary of Accounting Policies
Useful life of property and equipment			4 years
Servers and network assets | Maximum
Summary of Accounting Policies
Useful life of property and equipment			5 years
Buildings | Minimum
Summary of Accounting Policies
Useful life of property and equipment			25 years
Buildings | Maximum
Summary of Accounting Policies
Useful life of property and equipment			30 years
Equipment and other | Minimum
Summary of Accounting Policies
Useful life of property and equipment			1 year
Equipment and other | Maximum
Summary of Accounting Policies
Useful life of property and equipment			25 years
Finance lease right-of-use assets | Minimum
Summary of Accounting Policies
Useful life of property and equipment			3 years
Finance lease right-of-use assets | Maximum
Summary of Accounting Policies
Useful life of property and equipment			20 years
Revenue from contract with customer benchmark | Geographic concentration risk | United States
Summary of Accounting Policies
Concentration risk percentage (in percentage)			40.00%	41.00%	42.00%