v3.25.2
Fair Value Measurement and Disclosures - Schedule of Quantitative Measure Used To Determine the Fair Values of the Level III Investments (Detail)
$ in Thousands
Jun. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 940,619 $ 631,905
Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 684,811 [1] 324,933 [2]
Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 255,808 302,892 [3]
Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   4,080
Apollo Infrastructure Company LLC Series One [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 279,314 166,652
Apollo Infrastructure Company LLC Series One [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 203,353 85,694
Apollo Infrastructure Company LLC Series One [Member] | Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 75,961 79,882 [3]
Apollo Infrastructure Company LLC Series One [Member] | Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   1,076
Apollo Infrastructure Company LLC Series Two [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 661,305 465,253
Apollo Infrastructure Company LLC Series Two [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 481,458 239,239
Apollo Infrastructure Company LLC Series Two [Member] | Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 179,847 223,010 [3]
Apollo Infrastructure Company LLC Series Two [Member] | Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   3,004
Level III [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 548,124 415,085
Level III [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 307,347 123,263
Level III [Member] | Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 240,777 287,742 [3]
Level III [Member] | Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   $ 4,080
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 15.1 15.1
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5 15
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 18.2 10.66
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 6.88 7.18
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 14.3 14.3
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 8.5 8.5
Level III [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Exit Cap Rate [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5  
Level III [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 101.25  
Level III [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 96.31  
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 162,764 $ 109,471
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 91,266 32,508
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 71,498 75,887 [3]
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   $ 1,076
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 15.1 15.1
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5 15
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 18.2 10.66
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 6.88 7.18
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 14.3 14.3
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 8.5 8.5
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Exit Cap Rate [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5  
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 101.25  
Level III [Member] | Apollo Infrastructure Company LLC Series One [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 96.31  
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 385,360 $ 305,614
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure 216,081 90,755
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Loan [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure $ 169,279 211,855 [3]
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Warrant [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investments, Fair Value Disclosure   $ 3,004
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 15.1 15.1
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5 15
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 18.2 10.66
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input, Discount Rate [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 6.88 7.18
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 14.3 14.3
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Terminal Multiple [Member] | Partnership Investment Vehicle [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 8.5 8.5
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Discounted Cash Flow [Member] | Measurement Input Exit Cap Rate [Member] | Partnership Investment Vehicle [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input 7.5  
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Maximum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 101.25  
Level III [Member] | Apollo Infrastructure Company LLC Series Two [Member] | Valuation Technique, Transaction Price [Member] | Measurement Input, Weighted Average Price [Member] | Loan [Member] | Minimum [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Alternative Investment, Measurement Input [4] 96.31  
[1] Partnership investment vehicle includes investments in both limited partnerships and limited liability companies.
[2] Partnership investment vehicle includes investments in both limited partnerships and limited liability companies.
[3] The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the consolidated statement of assets and liabilities.
[4] As of June 30, 2025, none of Series I, Series II, or the Company earned or capitalized any PIK income on investments in loans valued using Transaction Price. For the six months ended June 30, 2025, Series I, Series II and the Company, earned and capitalized PIK income of $3,553, $8,849, and $12,402 respectively.