The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment).

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Variable Interest Entities and Noncontrolling Interests - Variable interest entity (Details) - USD ($) $ in Thousands	1 Months Ended	6 Months Ended	9 Months Ended
	Mar. 31, 2014	Jun. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jul. 01, 2021
Variable Interest Entity [Line Items]
Net cash provided by (used for) operating activities			$ 2,833,717	$ 2,627,551
Net cash provided by (used for) investing activities			(2,106,721)	(1,453,284)
Net cash (used for) provided by financing activities			$ (703,877)	$ (881,879)
Greysbridge Holdings Ltd
Variable Interest Entity [Line Items]
Percentage ownership					40.00%
Kelso And Company \| Greysbridge Holdings Ltd
Variable Interest Entity [Line Items]
Percentage ownership					30.00%
Warburg Pincus LLC \| Greysbridge Holdings Ltd
Variable Interest Entity [Line Items]
Percentage ownership					30.00%
Variable Interest Entity, Primary Beneficiary \| Somers Holdings Ltd
Variable Interest Entity [Line Items]
Initial investment contribution amount	$ 100,000
Ownership percentage	11.00%
Net cash provided by (used for) operating activities		$ 47,000
Net cash provided by (used for) investing activities		96,300
Net cash (used for) provided by financing activities		$ (2,000)