Financial Instruments and Fair Value Measurements - Schedule of Derivative Financial Instruments (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Fair value, liability derivatives	$ (3,760)	$ (8,892)
Derivative Asset	40,338	28,989
Core Portfolio
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	856,000
Fair value, derivatives, net	30,543	13,868
Core Portfolio | Interest Rate Swaps
Derivatives, Fair Value [Line Items]
Fair value, liability derivatives	$ (3,760)	$ (8,807)
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accounts Payable and Accrued Liabilities	Accounts Payable and Accrued Liabilities
Derivative Asset	$ 34,303	$ 22,675
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Core Portfolio | Interest Rate Swaps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 681,000
Core Portfolio | Interest Rate Swaps | Accounts payable and other liabilities
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 175,000
Derivative Effective Date	2023-10
Core Portfolio | Interest Rate Swaps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2022-05
Derivative Maturity Date	2025-03
Strike Rate	1.98%
Core Portfolio | Interest Rate Swaps | Minimum | Accounts payable and other liabilities
Derivatives, Fair Value [Line Items]
Derivative Maturity Date	2027-07
Strike Rate	4.59%
Core Portfolio | Interest Rate Swaps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2023-05
Derivative Maturity Date	2030-07
Strike Rate	3.61%
Core Portfolio | Interest Rate Swaps | Maximum | Accounts payable and other liabilities
Derivatives, Fair Value [Line Items]
Derivative Maturity Date	2029-07
Strike Rate	4.69%
Fund Portfolio | Fund II | Interest Rate Swaps
Derivatives, Fair Value [Line Items]
Derivative Asset	$ 1,814	$ 634
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Fund Portfolio | Fund II | Interest Rate Swaps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 50,000
Derivative Effective Date	2023-01
Derivative Maturity Date	2029-12
Fund Portfolio | Fund II | Interest Rate Swaps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Strike Rate	3.23%
Fund Portfolio | Fund II | Interest Rate Swaps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Strike Rate	3.23%
Fund Portfolio | Fund III | Interest Rate Caps
Derivatives, Fair Value [Line Items]
Derivative Asset	$ 14	$ 26
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Fund Portfolio | Fund III | Interest Rate Caps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 33,000
Derivative Effective Date	2023-09
Derivative Maturity Date	2025-10
Fund Portfolio | Fund III | Interest Rate Caps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Strike Rate	5.50%
Fund Portfolio | Fund III | Interest Rate Caps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Strike Rate	5.50%
Fund Portfolio | Fund IV | Interest Rate Caps
Derivatives, Fair Value [Line Items]
Derivative Asset	$ 14	$ 29
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Fund Portfolio | Fund IV | Interest Rate Caps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 54,500
Derivative Effective Date	2023-12
Fund Portfolio | Fund IV | Interest Rate Caps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Maturity Date	2025-12
Strike Rate	6.00%
Fund Portfolio | Fund IV | Interest Rate Caps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Strike Rate	6.00%
Fund Portfolio | Fund V
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 414,108
Fair value, derivatives, net	$ 4,193	$ 5,540
Fund Portfolio | Fund V | Interest Rate Swaps
Derivatives, Fair Value [Line Items]
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accounts Payable and Accrued Liabilities	Accounts Payable and Accrued Liabilities
Derivative Asset	$ 3,981	$ 5,523
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Fund Portfolio | Fund V | Interest Rate Swaps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 341,944
Fund Portfolio | Fund V | Interest Rate Swaps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2022-04
Derivative Maturity Date	2024-09
Strike Rate	1.14%
Fund Portfolio | Fund V | Interest Rate Swaps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2024-03
Derivative Maturity Date	2027-12
Strike Rate	4.49%
Fund Portfolio | Fund V | Interest Rate Caps
Derivatives, Fair Value [Line Items]
Fair value, liability derivatives		$ (85)
Derivative Asset	$ 212	$ 102
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Fund Portfolio | Fund V | Interest Rate Caps | Other Assets
Derivatives, Fair Value [Line Items]
Aggregate Notional Amount	$ 72,164
Fund Portfolio | Fund V | Interest Rate Caps | Minimum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2023-08
Derivative Maturity Date	2025-01
Strike Rate	4.50%
Fund Portfolio | Fund V | Interest Rate Caps | Maximum | Other Assets
Derivatives, Fair Value [Line Items]
Derivative Effective Date	2024-02
Derivative Maturity Date	2025-09
Strike Rate	5.00%