Investments - Equity Investments With Readily Determinable Fair Values (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($) tranche	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Schedule of Investments [Line Items]
Unrealized loss on equity securities	$ 11	$ 182
Equity investment in Adevinta	$ 2,866		$ 2,692
Warrant
Schedule of Investments [Line Items]
Number of tranches | tranche	4
KakaoBank
Schedule of Investments [Line Items]
Unrealized loss on equity securities	$ 3	91
Total consideration from sale of equity securities before gain on settlement of derivatives		45
Realized gain on sale of equity securities		$ 8
Equity investment in Adevinta	$ 101		$ 104