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DEBT OBLIGATIONS, NET - Secured Financing Facility (Details) - USD ($) | Mar. 31, 2023 | Dec. 31, 2022 | Apr. 30, 2020
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Debt obligations, net | [1] | $ 4,082,428,000 | $ 4,245,697,000 |
Class A Common Stock |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Common stock, authorized (in shares) |  | 600,000,000 | 600,000,000 |
Common stock, par value (in dollars per share) |  | $ 0.001 | $ 0.001 |
Non-Recourse Notes | Koch Real Estate Investments, LLC | Minimum | London Interbank Offered Rate (LIBOR) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated interest rate on debt instrument |  |  |  | 0.75%
Non-Recourse Notes | Koch Real Estate Investments, LLC | Maximum | London Interbank Offered Rate (LIBOR) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated interest rate on debt instrument |  |  |  | 10.00%
Non-Recourse Notes | Secured Debt | Koch Real Estate Investments, LLC |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Committed amount on credit agreement |  |  |  | $ 206,400,000
[1] | Includes amounts relating to consolidated variable interest entities. Refer to Note 2 and Note 9.

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