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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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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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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Acquisitions and divestitures Assets And Liabilities Assumed (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Goodwill	$ 7,227,630	$ 7,112,560	$ 7,076,610
Goodwill deductible for tax purposes associated with acquisitions	61,506
Dialysis and other businesses
Business Acquisition [Line Items]
Current assets	150,907
Property and equipment	46,738
Right-of-use lease assets and other long-term assets	51,491
Indefinite-lived licenses	10,722
Goodwill	139,606
Liabilities assumed	(96,141)
Noncontrolling interests assumed	(20,258)
Total assets acquired and liabilities assumed	283,065
U.S. dialysis
Business Acquisition [Line Items]
Goodwill	$ 6,517,220	$ 6,416,825	$ 6,416,825