Revenues - Revenue by Segment (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Hedging gains (losses)	$ (180)	$ 260
Revenues	109,896	90,234
Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	89,637	77,264
Google Cloud
Segment Reporting Information [Line Items]
Revenue from contract with customers	20,028	12,260
Other Bets
Segment Reporting Information [Line Items]
Revenue from contract with customers	411	450
Google Search & other \| Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	60,399	50,702
YouTube ads \| Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	9,883	8,927
Google Network \| Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	6,971	7,256
Google advertising \| Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	77,253	66,885
Google subscriptions, platforms, and devices \| Google Services
Segment Reporting Information [Line Items]
Revenue from contract with customers	$ 12,384	$ 10,379

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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