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- Definition

Number Of Partnerships that are included in the Equity Investments category.

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- Definition

Amount of other-than-temporary decline in value that has been recognized against investment accounted for under equity method of accounting.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of investment in equity method investee and investment in and advance to affiliate.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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No definition available.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Equity Method and Other Investmetns Equity Method and Other Investments (Details) $ in Thousands	3 Months Ended
	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Apr. 01, 2023 USD ($)
Schedule of Equity Method Investments [Line Items]
Equity method and other investments	$ 157,249	$ 336,684
Equity Method Investments In Nonconsolidated Dialysis Partnerships
Schedule of Equity Method Investments [Line Items]
Number of equity method investments	19
Mozarc Medical Holding LLC
Schedule of Equity Method Investments [Line Items]
Fair value of Contingent Consideration payable to Medtronic	$ 0		$ 86,200
Equity method investment, significant impairments and other valuation adjustments	73,559
Mozarc Medical Holding LLC
Schedule of Equity Method Investments [Line Items]
Equity method and other investments	0	215,706
Voting Equity Interest by the Company			50.00%
Voting Equity Interest in Mozarc, Owned by Medtronic			50.00%
Adjusted cost method and other investments
Schedule of Equity Method Investments [Line Items]
Equity method and other investments	23,763	21,732
Other equity method partnerships
Schedule of Equity Method Investments [Line Items]
Equity method and other investments	$ 133,486	$ 99,246