v3.26.1
Consolidated Condensed Schedule of Investments Derivative Assets and Liabilities at Fair Value (Unaudited) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 55,906 $ 46,042
Derivative liabilities, at fair value $ (6,332) $ (4,986)
Fair Value as a % of Net Assets 2.88% [1] 2.86% [2]
Derivative liabilities % of net assets (0.32%) [1] (0.31%) [2]
Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 8,982 $ 8,924
Derivative liabilities, at fair value $ (1,017) $ (966)
Fair Value as a % of Net Assets 2.88% [1] 2.87% [2]
Derivative liabilities % of net assets (0.33%) [1] (0.31%) [2]
Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 46,924 $ 37,118
Derivative liabilities, at fair value $ (5,315) $ (4,020)
Fair Value as a % of Net Assets 2.88% [1] 2.86% [2]
Derivative liabilities % of net assets (0.32%) [1] (0.31%) [2]
Open Futures Contract, Identifier [Axis]: Contract name American Airlines Group Inc. (AMR Corp), Notional amount of $107; $443; $550, respectively Type Credit Default Swaps Maturity 12/20/2029    
Summary of Investment Holdings [Line Items]    
Derivative Liability, Type [Extensible Enumeration]   Credit Default Swap [Member]
Maturity   Dec. 20, 2029
Derivative liabilities, at fair value   $ (30)
Derivative liabilities % of net assets [2]   0.00%
Open Futures Contract, Identifier [Axis]: Contract name American Airlines Group Inc. (AMR Corp), Notional amount of $107; $443; $550, respectively Type Credit Default Swaps Maturity 12/20/2029 Series I    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (6)
Derivative liabilities % of net assets [2]   0.00%
Open Futures Contract, Identifier [Axis]: Contract name American Airlines Group Inc. (AMR Corp), Notional amount of $107; $443; $550, respectively Type Credit Default Swaps Maturity 12/20/2029 Series II    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (24)
Derivative liabilities % of net assets [2]   0.00%
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,274; $43,226; $51,500, respectively Type Credit Default Swaps Maturity 08/19/2029    
Summary of Investment Holdings [Line Items]    
Maturity Aug. 19, 2029  
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,274; $43,226; $51,500, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030    
Summary of Investment Holdings [Line Items]    
Derivative Asset, Counterparty Name [Extensible Enumeration] CDS Multiple [Member]  
Derivative Asset, Type [Extensible Enumeration] Credit Default Swap [Member]  
Derivative assets, at fair value $ 51,632  
Fair Value as a % of Net Assets [1] 2.66%  
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,274; $43,226; $51,500, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030 Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 8,296  
Fair Value as a % of Net Assets [1] 2.66%  
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,274; $43,226; $51,500, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030 Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 43,336  
Fair Value as a % of Net Assets [1] 2.66%  
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,274; $43,226; $51,500, respectively Type Credit Default Swaps Maturity 10/10/2030    
Summary of Investment Holdings [Line Items]    
Maturity Oct. 10, 2030  
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,528; $35,472; $44,000, respectively Type Credit Default Swaps Maturity 08/19/2029    
Summary of Investment Holdings [Line Items]    
Maturity   Aug. 19, 2029
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,528; $35,472; $44,000, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030    
Summary of Investment Holdings [Line Items]    
Derivative Asset, Counterparty Name [Extensible Enumeration]   GS Bank USA CLO [Member]
Derivative Asset, Type [Extensible Enumeration]   Credit Default Swap [Member]
Derivative assets, at fair value   $ 44,653
Fair Value as a % of Net Assets [2]   2.77%
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,528; $35,472; $44,000, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030 Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value   $ 8,655
Fair Value as a % of Net Assets [2]   2.78%
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,528; $35,472; $44,000, respectively Type Credit Default Swaps Maturity 08/19/2029 - 10/10/2030 Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value   $ 35,998
Fair Value as a % of Net Assets [2]   2.77%
Open Futures Contract, Identifier [Axis]: Contract name CDS (Multiple), Notional amount of $8,528; $35,472; $44,000, respectively Type Credit Default Swaps Maturity 10/10/2030    
Summary of Investment Holdings [Line Items]    
Maturity   Oct. 10, 2030
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type EUR/USD Forwards    
Summary of Investment Holdings [Line Items]    
Derivative Asset, Type [Extensible Enumeration] EUR USD Forward Currency Contract [Member]  
Derivative assets, at fair value $ 4,016  
Fair Value as a % of Net Assets [1] 0.21%  
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type EUR/USD Forwards Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 645  
Fair Value as a % of Net Assets [1] 0.21%  
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type EUR/USD Forwards Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 3,371  
Fair Value as a % of Net Assets [1] 0.21%  
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type Forwards    
Summary of Investment Holdings [Line Items]    
Derivative Liability, Type [Extensible Enumeration]   EUR USD Forward Currency Contract [Member]
Derivative liabilities, at fair value   $ (935)
Derivative liabilities % of net assets [2]   (0.06%)
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type Forwards Series I    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (181)
Derivative liabilities % of net assets [2]   (0.06%)
Open Futures Contract, Identifier [Axis]: Contract name Forward Currency Contracts Type Forwards Series II    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (754)
Derivative liabilities % of net assets [2]   (0.06%)
Open Futures Contract, Identifier [Axis]: Contract name Futures Type SOFR Futures    
Summary of Investment Holdings [Line Items]    
Derivative Liability, Type [Extensible Enumeration]   Secured Overnight Financing Rate Futures [Member]
Derivative liabilities, at fair value   $ (4,021)
Derivative liabilities % of net assets [2]   (0.25%)
Open Futures Contract, Identifier [Axis]: Contract name Futures Type SOFR Futures Series I    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (779)
Derivative liabilities % of net assets [2]   (0.25%)
Open Futures Contract, Identifier [Axis]: Contract name Futures Type SOFR Futures Series II    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value   $ (3,242)
Derivative liabilities % of net assets [2]   (0.25%)
Open Futures Contract, Identifier [Axis]: Contract name Swaps American Airlines Group Inc. (AMR Corp), Notional amount of $88; $462; $550, respectively Type Credit Default Swaps Maturity 12/20/2029    
Summary of Investment Holdings [Line Items]    
Derivative Liability, Counterparty Name [Extensible Enumeration] American Airlines Group Inc [Member]  
Derivative Liability, Type [Extensible Enumeration] Credit Default Swap [Member]  
Maturity Dec. 20, 2029  
Derivative liabilities, at fair value $ (37)  
Derivative liabilities % of net assets [1] (0.00%)  
Open Futures Contract, Identifier [Axis]: Contract name Swaps American Airlines Group Inc. (AMR Corp), Notional amount of $88; $462; $550, respectively Type Credit Default Swaps Maturity 12/20/2029 Series I    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value $ (6)  
Derivative liabilities % of net assets [1] (0.00%)  
Open Futures Contract, Identifier [Axis]: Contract name Swaps American Airlines Group Inc. (AMR Corp), Notional amount of $88; $462; $550, respectively Type Credit Default Swaps Maturity 12/20/2029 Series II    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value $ (31)  
Derivative liabilities % of net assets [1] 0.00%  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $118,891; $621,109; $740,000, respectively Type Interest Rate Swaps Maturity 03/07/2027    
Summary of Investment Holdings [Line Items]    
Maturity Mar. 07, 2027  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $118,891; $621,109; $740,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 07/02/2029    
Summary of Investment Holdings [Line Items]    
Derivative Liability, Type [Extensible Enumeration] Interest Rate Swap [Member]  
Derivative liabilities, at fair value $ (6,295)  
Derivative liabilities % of net assets [1] (0.32%)  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $118,891; $621,109; $740,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 07/02/2029 Series I    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value $ (1,011)  
Derivative liabilities % of net assets [1] (0.32%)  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $118,891; $621,109; $740,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 07/02/2029 Series II    
Summary of Investment Holdings [Line Items]    
Derivative liabilities, at fair value $ (5,284)  
Derivative liabilities % of net assets [1] (0.32%)  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $118,891; $621,109; $740,000, respectively Type Interest Rate Swaps Maturity 07/02/2029    
Summary of Investment Holdings [Line Items]    
Maturity Jul. 02, 2029  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $90,125; $374,875; $465,000, respectively Type Interest Rate Swaps Maturity 03/07/2027    
Summary of Investment Holdings [Line Items]    
Maturity   Mar. 07, 2027
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $90,125; $374,875; $465,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 11/04/2028    
Summary of Investment Holdings [Line Items]    
Derivative Asset, Type [Extensible Enumeration]   Interest Rate Swap [Member]
Derivative assets, at fair value   $ 1,389
Fair Value as a % of Net Assets [2]   0.09%
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $90,125; $374,875; $465,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 11/04/2028 Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value   $ 269
Fair Value as a % of Net Assets [2]   0.09%
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $90,125; $374,875; $465,000, respectively Type Interest Rate Swaps Maturity 03/07/2027 - 11/04/2028 Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value   $ 1,120
Fair Value as a % of Net Assets [2]   0.09%
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $90,125; $374,875; $465,000, respectively Type Interest Rate Swaps Maturity 11/04/2028    
Summary of Investment Holdings [Line Items]    
Maturity   Nov. 04, 2028
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $96,398; $503,602; $600,000, respectively Type Swaptions Maturity 02/26/2027    
Summary of Investment Holdings [Line Items]    
Derivative Asset, Type [Extensible Enumeration] Interest Rate Swap [Member]  
Maturity Feb. 26, 2027  
Derivative assets, at fair value $ 258  
Fair Value as a % of Net Assets [1] 0.01%  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $96,398; $503,602; $600,000, respectively Type Swaptions Maturity 02/26/2027 Series I    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 41  
Fair Value as a % of Net Assets [1] 0.01%  
Open Futures Contract, Identifier [Axis]: Contract name USD Currency, Notional amount of $96,398; $503,602; $600,000, respectively Type Swaptions Maturity 02/26/2027 Series II    
Summary of Investment Holdings [Line Items]    
Derivative assets, at fair value $ 217  
Fair Value as a % of Net Assets [1] 0.01%  
[1] Fair Value as a percentage of Net Assets shown as a percentage of Net Assets of the respective Series.
[2] Fair Value as a percentage of Net Assets shown as a percentage of Net Assets of the respective Series.