v3.26.3
Condensed Consolidated Schedules of Investments (Unaudited) (Parenthetical) - BXINFRA Aggregator (CYM) L.P - USD ($)
Sep. 30, 2026
Dec. 31, 2025
Summary of Investment Holdings [Line Items]    
Investment owned, cost $ 5,529,843,000 $ 3,324,540
Cash and Cash Equivalents, cost $ 1,216,000 $ 1,063,000
Fair Value as a Percentage of Net Assets 101.60% 102.00%
BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, cost $ 4,264,369,000 $ 3,019,921,000
Cash and Cash Equivalents, cost 112,822,000 64,744,000
Derivative assets at cost 0 0
Derivative liabilities at cost 0 0
BXINFRA Aggregator (CYM) L.P. | Derivative Assets at Fair Value    
Summary of Investment Holdings [Line Items]    
Derivative assets at cost 0 0
BXINFRA Aggregator (CYM) L.P. | Derivative Liabilities at Fair Value    
Summary of Investment Holdings [Line Items]    
Derivative liabilities at cost 0 0
BXINFRA Aggregator (CYM) L.P. | Total Derivatives    
Summary of Investment Holdings [Line Items]    
Total derivatives, cost $ 0 $ 0
BXINFRA Aggregator (CYM) L.P. | Maximum    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets   5.00%
BXINFRA Aggregator (CYM) L.P. | Energy    
Summary of Investment Holdings [Line Items]    
Vehicle investments, percentage 27.40% 29.10%
BXINFRA Aggregator (CYM) L.P. | Transportation Infrastructure    
Summary of Investment Holdings [Line Items]    
Vehicle investments, percentage 24.10% 28.40%
BXINFRA Aggregator (CYM) L.P. | Digital    
Summary of Investment Holdings [Line Items]    
Vehicle investments, percentage 47.90% 42.60%
BXINFRA Aggregator (CYM) L.P. | Water And Waste    
Summary of Investment Holdings [Line Items]    
Vehicle investments, percentage 0.60%  
BXINFRA Aggregator (CYM) L.P. | Equity Investments    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 83.50% 78.40% [2]
BXINFRA Aggregator (CYM) L.P. | Debt Investments - Infrastructure    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 14.10% 18.30% [3]
BXINFRA Aggregator (CYM) L.P. | Debt Investments - Liquid    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 6.90% 12.30% [4]
BXINFRA Aggregator (CYM) L.P. | Debt Investments    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 21.00% 30.60% [4]
BXINFRA Aggregator (CYM) L.P. | Investment    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] $ 5,807,582,000 $ 3,822,467,000 [4]
Fair Value as a Percentage of Net Assets [3] 104.50% 109.00% [4]
BXINFRA Aggregator (CYM) L.P. | Money Market Fund    
Summary of Investment Holdings [Line Items]    
Money Market Fund, cost $ 15,223,000 $ 13,482,000
BXINFRA Aggregator (CYM) L.P. | Cash    
Summary of Investment Holdings [Line Items]    
Cash, cost 97,599,000 51,262,000
BXINFRA Aggregator (CYM) L.P. | Cash and Cash Equivalents    
Summary of Investment Holdings [Line Items]    
Cash and Cash Equivalents, cost 112,822,000 64,744,000
BXINFRA Aggregator (CYM) L.P. | Total Investments, Investments in Affiliated Investee Funds, Cash and Cash Equivalents and Derivative Instruments    
Summary of Investment Holdings [Line Items]    
Total Investments, Investments in Affiliated Investee Funds, Cash and Cash Equivalents and Derivative Instruments, cost 5,920,404,000 3,887,211,000
BXINFRA Aggregator (CYM) L.P. | Americas | Equity Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost 1,868,145,000 1,349,855,000 [2]
BXINFRA Aggregator (CYM) L.P. | Americas | Debt Investments - Infrastructure    
Summary of Investment Holdings [Line Items]    
Investment owned, cost 902,031,000 658,321,000 [3]
BXINFRA Aggregator (CYM) L.P. | Americas | Debt Investments - Liquid    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 443,785,000 443,224,000 [4]
BXINFRA Aggregator (CYM) L.P. | Americas | Debt Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 1,345,815,000 1,101,545,000 [4]
BXINFRA Aggregator (CYM) L.P. | EMEA | Equity Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost 661,162,000 219,658,000 [2]
BXINFRA Aggregator (CYM) L.P. | EMEA | Debt Investments - Infrastructure    
Summary of Investment Holdings [Line Items]    
Investment owned, cost 40,777,000 25,914,000 [3]
BXINFRA Aggregator (CYM) L.P. | EMEA | Debt Investments - Liquid    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 21,034,000 20,329,000 [4]
BXINFRA Aggregator (CYM) L.P. | EMEA | Debt Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 61,811,000 46,243,000 [4]
BXINFRA Aggregator (CYM) L.P. | APAC | Equity Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost 297,475,000 297,475,000 [2]
BXINFRA Aggregator (CYM) L.P. | APAC | Debt Investments - Liquid    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 7,782,000 5,145,000 [4]
BXINFRA Aggregator (CYM) L.P. | APAC | Debt Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost [3] 7,782,000 5,145,000 [4]
BXINFRA Aggregator (CYM) L.P. | Various | Equity Investments    
Summary of Investment Holdings [Line Items]    
Investment owned, cost $ 1,565,392,000 $ 802,546,000 [2]
Investment, Identifier [Axis]: Consumer and Services | Other Investment(s) in Debt 1 | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.60% 0.80%
Investment, Identifier [Axis]: Consumer and Services | Other Investment(s) in Debt 1 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 2.10% 3.40% [3]
Investment, Identifier [Axis]: Consumer and Services | Other Investment(s) in Debt 2 | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.20% 0.30%
Investment, Identifier [Axis]: Consumer and Services | Other Investment(s) in Debt 2 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.10% 0.20% [3]
Investment, Identifier [Axis]: Digital Infrastructure | Aspen Holdco III L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 338,731  
Fair Value as a Percentage of Net Assets [1] 5.10%  
Investment, Identifier [Axis]: Digital Infrastructure | Eucalyptus I HoldCo (CYM) L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 1,637,829,061,453  
Fair Value as a Percentage of Net Assets [1],[5] 7.20%  
Investment, Identifier [Axis]: Digital Infrastructure | Eucalyptus I HoldCo (CYM) L.P. | Equity Investments| Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [1]   1,637,829,051,635
Fair Value as a Percentage of Net Assets [1]   9.10%
Investment, Identifier [Axis]: Digital Infrastructure | Odyssey Holdco L.L.C. | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, cost $ 12,156,000  
Fair Value as a Percentage of Net Assets 0.20% 0.70% [3]
Investment, Identifier [Axis]: Digital Infrastructure | Odyssey Holdco L.L.C. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 1,077,009  
Fair Value as a Percentage of Net Assets [1] 6.10%  
Investment, Identifier [Axis]: Digital Infrastructure | Odyssey Holdco L.L.C. | Equity Investments| Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [1],[5]   811,288
Fair Value as a Percentage of Net Assets [1],[5]   6.40%
Investment, Identifier [Axis]: Digital Infrastructure | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 1.30% 2.70% [3]
Investment, Identifier [Axis]: Digital Infrastructure | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.10% 0.10% [3]
Investment, Identifier [Axis]: Digital Infrastructure | Other Investment(s) in Equity 1 | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 4.30%  
Investment, Identifier [Axis]: Digital Infrastructure | Other Investment(s) in Equity 2 | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 0.00%  
Investment, Identifier [Axis]: Digital Infrastructure | Other Investment(s) in Equity | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1]   0.60%
Investment, Identifier [Axis]: Energy Infrastructure | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 1.50% 1.60% [3]
Investment, Identifier [Axis]: Energy Infrastructure | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.10% 0.20% [3]
Investment, Identifier [Axis]: Energy Infrastructure | Other Investment(s) in Equity 1 | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 2.20%  
Investment, Identifier [Axis]: Energy Infrastructure | Other Investment(s) in Equity 2 | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 0.80%  
Investment, Identifier [Axis]: Energy Infrastructure | Other Investment(s) in Equity | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1]   3.20%
Investment, Identifier [Axis]: Energy | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 2.60% 5.20% [3],[6]
Investment, Identifier [Axis]: Energy | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.10% 0.10% [3]
Investment, Identifier [Axis]: Eucalyptus I HoldCo (CYM) L.P. | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 186,696,522,949 165,605,569,717
Fair Value as a Percentage of Net Assets 0.90% 0.90%
Investment, Identifier [Axis]: Healthcare | Other Investment(s) in Debt 1 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.60% 0.90% [3]
Investment, Identifier [Axis]: Healthcare | Other Investment(s) in Debt 2 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3],[4]   0.10%
Investment, Identifier [Axis]: Industrials | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 0.20% 0.10% [3]
Investment, Identifier [Axis]: Industrials | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [4] 0.50% 0.90% [3]
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt 1 | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 1.80%  
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt 1 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3],[4] 1.80% 3.20%
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt 2 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3],[4] 0.10% 0.10%
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt 3 | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 0.00%  
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt 3 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3],[4] 0.10% 0.10%
Investment, Identifier [Axis]: Infrastructure Services | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3]   2.90%
Investment, Identifier [Axis]: Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [7] 204,506,119 129,060,376
Fair Value as a Percentage of Net Assets [7] 101.60% 102.00%
Investment, Identifier [Axis]: Mercury Co-Invest L.P. | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 148,048 131,326
Fair Value as a Percentage of Net Assets 1.60% 2.30%
Investment, Identifier [Axis]: Odyssey Holdco L.L.C. | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 832,860 719,237
Fair Value as a Percentage of Net Assets 6.00% 5.70%
Investment, Identifier [Axis]: Poseidon Holdco I L.P. | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 39,362 32,214
Fair Value as a Percentage of Net Assets 0.80% 1.00%
Investment, Identifier [Axis]: Real Estate | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 3.10%  
Investment, Identifier [Axis]: Real Estate | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.10% 0.20% [4]
Investment, Identifier [Axis]: Technology, Media & Entertainment | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 0.10%  
Investment, Identifier [Axis]: Technology, Media & Entertainment | Other Investment(s) in Equity | Various| Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 0.30%  
Investment, Identifier [Axis]: Technology, Media and Entertainment | Other Investment(s) in Debt 1 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.80% 2.40% [4]
Investment, Identifier [Axis]: Technology, Media and Entertainment | Other Investment(s) in Debt 2 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.10% 0.10% [4]
Investment, Identifier [Axis]: Technology, Media and Entertainment | Other Investment(s) in Debt 3 | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.10% 0.10% [4]
Investment, Identifier [Axis]: Technology, Media and Entertainment | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3]   0.50%
Investment, Identifier [Axis]: Transportation Infrastructure | Hieroglyphs L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [1]   220
Fair Value as a Percentage of Net Assets [1]   5.80%
Investment, Identifier [Axis]: Transportation Infrastructure | Mercury Co-Invest L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 859,082  
Fair Value as a Percentage of Net Assets [1] 8.60%  
Investment, Identifier [Axis]: Transportation Infrastructure | Mercury Co-Invest L.P. | Equity Investments| Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [1],[5]   783,265
Fair Value as a Percentage of Net Assets [1],[5]   14.00%
Investment, Identifier [Axis]: Transportation Infrastructure | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 1.10% 1.70%
Investment, Identifier [Axis]: Transportation Infrastructure | Other Investment(s) in Equity | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 5.60% [6] 0.00%
Investment, Identifier [Axis]: Transportation Infrastructure | Poseidon Holdco I L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) 541,921  
Fair Value as a Percentage of Net Assets [1] 9.60%  
Investment, Identifier [Axis]: Transportation Infrastructure | Poseidon Holdco I L.P. | Equity Investments| Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [1],[5]   500,000
Fair Value as a Percentage of Net Assets [1],[5]   15.20%
Investment, Identifier [Axis]: Transportation Infrastructure | Poseidon Seller 3 L.L.C. | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, cost $ 75,588,000  
Fair Value as a Percentage of Net Assets [3] 1.10% 1.90%
Investment, Identifier [Axis]: Transportation | Other Investment(s) in Debt | Debt Investments - Liquid | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [3] 0.30% 0.30% [4]
Investment, Identifier [Axis]: Various | Infrastructure Investments L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [2] 794,892 640,423
Fair Value as a Percentage of Net Assets [1],[2] 18.10% 20.70%
Investment, Identifier [Axis]: Various | Other Investment(s) in Affiliated Investee Funds | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1],[2] 4.90% 3.40%
Investment, Identifier [Axis]: Various | Other Investment(s) in Debt | Debt Investments - Infrastructure | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets 0.20%  
Investment, Identifier [Axis]: Various | SP Ibex Acquisitions L.P. | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Investment owned, balance, shares (in shares) [2] 850,000,000  
Fair Value as a Percentage of Net Assets [1],[2] 7.70%  
Investment, Identifier [Axis]: Water & Waste Infrastructure Infrastructure | Other Investment(s) in Equity | Equity Investments | Affiliated Investments | BXINFRA Aggregator (CYM) L.P.    
Summary of Investment Holdings [Line Items]    
Fair Value as a Percentage of Net Assets [1] 3.00%  
[1] Equity Investments are generally considered equity interests, which include different forms of interests and rights and obligations that represent ownership in an entity or the right to acquire or dispose of ownership in an entity, including but not limited to (i) common equity, (ii) preferred equity, (iii) limited partner interest (iv) warrants and (v) other equity-linked securities.
[2] Fund investments are diversified and are not categorized to one industry.
[3] Includes different forms of interests that represent a creditor relationship with an investee, including but not limited to (1) bank loans, (2) interests in collateralized loan obligations and (3) direct lending debt investments.
[4] Investments that are generally liquid in nature are intended to be held for short durations and may be used to generate income, facilitate capital deployment or provide a potential source of liquidity. Industries may be diversified outside of infrastructure industries.
[5] BXINFRA holds additional interests in this investment through its investment in Infrastructure Investments L.P. BXINFRA’s proportional fair value and shares in the investee are provided in Note 3. “Investments and Fair Value Measurement.”
[6] There were no single investments included in this category that exceeded 5% of net assets of the Aggregator, BXINFRA U.S., the Feeder or a Parallel Fund (each as defined in Note 1. “Organization”).
[7] Refer to Note 3. “Investment in the Aggregator” for details on BXINFRA U.S.’s proportional share of investments through investees.