Investments - Equity Method Investment in Adevinta - Narrative (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Jun. 24, 2021
Schedule of Investments [Line Items]
Unrealized loss on equity securities	$ 29	$ 77		$ 40	$ 259
Adevinta
Schedule of Investments [Line Items]
Ownership percentage			25.00%				44.00%
Equity investment under fair value option							$ 10,800
Ownership percentage after sale			33.00%
Unrealized loss on equity securities	210	$ 829		36	$ 2,472
Equity investment in Adevinta	$ 2,656			$ 2,656		$ 2,692
Adevinta | Permira
Schedule of Investments [Line Items]
Number of voting shares sold			135
Total consideration from sale of equity securities			$ 2,300