Commitments and Contingencies (Details) - USD ($) $ in Millions	May 25, 2023	Apr. 20, 2021	Oct. 27, 2020	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2019
Other Commitments [Line Items]
Accrued Liabilities and Other Liabilities				$ 2,163	$ 2,407
Syntel Sterling Best Shores Mauritius Ltd. [Member]
Other Commitments [Line Items]
Litigation settlement, amount awarded from other party		$ 570	$ 855
Litigation Settlement Amount Awarded From Other Party, Punitive Damages		285	$ 570
Litigation Settlement Amount Awarded From Other Party, Actual Damages		$ 285
Litigation Settlement Amount Vacated, Actual and Punitive Damages	$ 570
India Defined Contribution Obligation [Member]
Other Commitments [Line Items]
Accrued Liabilities and Other Liabilities						$ 117