Significant Accounting Policies - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Summary Of Significant Accounting Policies [Line Items]
Money market funds	$ 4,050		$ 4,050		$ 51,783
Organizational expenses	0	$ 25	102	$ 899
Offering expenses	160	157	480	257
Cash Collateral	$ 15,277		$ 15,277		2,727
Change in accounting principle, accounting standards update, immaterial effect [true false]	true		true
SOFR Futures Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	$ 8,709		$ 8,709		886
Foreign Currency Forward Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	3,150		3,150		770
Credit Default Swaps
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	2,929		2,929		581
Swap Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	489		489		490
Series I
Summary Of Significant Accounting Policies [Line Items]
Money market funds	882		882		14,594
Organizational expenses	0	3	25	(311)
Offering expenses	35	23	115	23
Cash Collateral	3,328		3,328		793
Reserves for uncertain tax positions	0	0	0	0
Series I | SOFR Futures Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	1,897		1,897		258
Series I | Foreign Currency Forward Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	686		686		224
Series I | Credit Default Swaps
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	638		638		169
Series I | Swap Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	107		$ 107		142
Series I | Maximum
Summary Of Significant Accounting Policies [Line Items]
Income tax returns subject to examination period			5 years
Series I | Minimum
Summary Of Significant Accounting Policies [Line Items]
Income tax returns subject to examination period			3 years
Series II
Summary Of Significant Accounting Policies [Line Items]
Money market funds	3,168		$ 3,168		37,189
Organizational expenses	0	22	77	1,210
Offering expenses	125	134	365	234
Cash Collateral	11,949		11,949		1,934
Reserves for uncertain tax positions	0	$ 0	0	$ 0
Series II | SOFR Futures Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	6,812		6,812		628
Series II | Foreign Currency Forward Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	2,464		2,464		546
Series II | Credit Default Swaps
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	2,291		2,291		412
Series II | Swap Contracts
Summary Of Significant Accounting Policies [Line Items]
Cash Collateral	$ 382		$ 382		$ 348
Series II | Maximum
Summary Of Significant Accounting Policies [Line Items]
Income tax returns subject to examination period			5 years
Series II | Minimum
Summary Of Significant Accounting Policies [Line Items]
Income tax returns subject to examination period			3 years