Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Cash And Certain Liabilities

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- Definition

Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deferred Tax Liabilities

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No definition available.

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Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Notes Receivable

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No definition available.

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Number of persons employed by the Entity

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.

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Number of shares of equity interests issued or issuable to acquire entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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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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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to intangibles acquired in connection with a business combination for which the initial accounting was incomplete.

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- Definition

Gross amount of debt extinguished.

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No definition available.

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of increase (decrease) from measurement period adjustment of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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The number of businesses acquired by the entity during the period.

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No definition available.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Acquisitions and Dispositions of Businesses - Narrative (Details) shares in Millions			3 Months Ended	12 Months Ended
	Apr. 25, 2024 USD ($) employee shares	Mar. 01, 2024 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) acquisition	Dec. 31, 2023 USD ($) acquisition	Dec. 31, 2022 USD ($)
Business Acquisition [Line Items]
Number of business acquired under business combination \| acquisition				22	3
Total consideration				$ 9,600,000,000	$ 50,000,000
Issuance of debt		$ 6,000,000,000
Proceeds from long-term lines of credit	$ 2,000,000,000
Goodwill				15,234,000,000	$ 8,414,000,000	$ 8,292,000,000
Extinguishment of debt			$ 6,000,000	6,000,000
2024 Acquisition
Business Acquisition [Line Items]
Total consideration				$ 9,629,000,000
Weighted average useful life				19 years
Acquisition related costs				$ 96,000,000
Revenue				1,700,000,000
Cash				3,714,000,000
Goodwill				$ 7,125,000,000
2024 Acquisition \| Contract-Based Intangible Assets
Business Acquisition [Line Items]
Weighted average useful life				20 years
2024 Acquisition \| Tradenames
Business Acquisition [Line Items]
Weighted average useful life				10 years
2024 Acquisition \| Technology And Other Assets
Business Acquisition [Line Items]
Weighted average useful life				6 years
Other Acquisitions
Business Acquisition [Line Items]
Total consideration				$ 500,000,000
Cash				467,000,000
Goodwill				258,000,000
NFP Acquisition
Business Acquisition [Line Items]
Total consideration	$ 9,100,000,000			$ 9,129,000,000
Weighted average useful life				19 years
Acquisition related costs				$ 90,000,000
Revenue				1,707,000,000
Percentage of capital acquired	100.00%
Cash	$ 3,200,000,000			3,247,000,000
Number of shares issued for acquisition (in shares) \| shares	19
Equity interest issued or issuable, value	$ 5,900,000,000
Adjustments for cash and certain assumed liabilities	$ 3,900,000,000
Increase of intangible assets				125,000,000
Decrease of acquired notes receivable				107,000,000
Decrease of deferred tax liabilities				97,000,000
Decrease in goodwill				86,000,000
Goodwill				$ 6,867,000,000
NFP Acquisition \| Tradenames
Business Acquisition [Line Items]
Weighted average useful life				10 years
NFP Acquisition \| Customer Relationships
Business Acquisition [Line Items]
Weighted average useful life				20 years
NFP Acquisition \| Technology and other
Business Acquisition [Line Items]
Weighted average useful life				7 years
Risk Capital
Business Acquisition [Line Items]
Number of business acquired under business combination \| acquisition				10	2
Goodwill				$ 8,785,000,000	$ 6,227,000,000	6,127,000,000
Risk Capital \| NFP Acquisition
Business Acquisition [Line Items]
Goodwill				$ 2,700,000,000
Human Capital
Business Acquisition [Line Items]
Number of business acquired under business combination \| acquisition				12	1
Goodwill				$ 6,449,000,000	$ 2,187,000,000	$ 2,165,000,000
Human Capital \| NFP Acquisition
Business Acquisition [Line Items]
Goodwill				$ 4,200,000,000
NFP Acquisition
Business Acquisition [Line Items]
Number of colleagues (more than) \| employee	7,700