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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Acquisitions - Summary of Excess Purchase Price Over Estimated Fair Value of Net Assets Acquired (Details) - USD ($) $ in Millions	Nov. 01, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Excess purchase price over estimated fair value of net assets acquired		$ 5,129	$ 4,868	$ 4,995
Turner & Townsend
Business Acquisition [Line Items]
Purchase price	$ 1,217
Less: Estimated fair value of net assets acquired	152
Plus: Estimated fair value of non-controlling interest	32
Excess purchase price over estimated fair value of net assets acquired	$ 1,097