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Principles of Consolidation - Narrative (Details)	3 Months Ended		6 Months Ended	12 Months Ended
	Dec. 31, 2023 transaction	Dec. 31, 2021 transaction	Jun. 30, 2024 partnership transaction securitization_entity entity	Dec. 31, 2023 transaction	Dec. 31, 2021 transaction	Dec. 31, 2018 partnership
Variable Interest Entity [Line Items]
Number of partnerships consolidated			2			2
Number of securitization transactions co-sponsored | transaction	2	2	2	2	2
Securitization entity | securitization_entity			2
VIEs
Variable Interest Entity [Line Items]
Number of partnerships consolidated			2
VIE, ownership interest rate (as a percent)			80.00%
VIEs | Servicing Investment
Variable Interest Entity [Line Items]
Number of partnerships consolidated			2
VIE, ownership interest rate (as a percent)			80.00%
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Number of securitization entities to which asset transferred (in entities) | entity			46

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Securitization 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 the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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