v3.25.2
Shareholders' Equity - Summary of Shareholder Transactions in Common Shares of Beneficial Interest (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Class of Stock [Line Items]            
Net assets at beginning of period $ 1,096,509 $ 940,296 $ 371,837 $ 260,788 $ 940,296 $ 260,788
Total net increase (decrease), shares         14,135,432 9,601,051
Net increase (decrease) in capital share transaction 230,203   138,307   $ 380,986 $ 245,317
Net assets at end of period 1,336,096 1,096,509 517,314 371,837 1,336,096 517,314
Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Net assets at beginning of period 313,603 247,549 85,067 46,742 $ 247,549 $ 46,742
Total net increase (decrease), shares         5,397,592 3,233,993
Net increase (decrease) in capital share transaction 80,028   44,953   $ 144,745 $ 82,500
Net assets at end of period 395,798 313,603 131,773 85,067 395,798 131,773
Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Net assets at beginning of period 782,906 692,747 286,770 214,046 $ 692,747 $ 214,046
Total net increase (decrease), shares         8,737,840 6,367,058
Net increase (decrease) in capital share transaction 150,175   93,354   $ 236,241 $ 162,817
Net assets at end of period 940,298 782,906 385,541 286,770 940,298 385,541
Class A-II shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 977,539 $ 843,602 $ 360,643 $ 258,334 $ 843,602 $ 258,334
Beginning Balance 37,845,303 32,865,382 14,349,598 10,319,748 32,865,382 10,319,748
Proceeds from issuance of shares, shares 6,534,598 5,123,404 5,186,895 4,029,850    
Proceeds from issuance of shares $ 176,871 $ 137,791 $ 133,210 $ 102,309    
Repurchase of shares, shares (125,819) (172,385) (4,000)      
Repurchase of shares $ (3,394) $ (4,631) $ (102)      
Reinvestment of distributions, shares 34,156 28,902 10,301      
Reinvestment of distributions $ 923 $ 777 $ 264      
Total net increase (decrease), shares 6,442,935 4,979,921 5,193,196 4,029,850    
Net increase (decrease) in capital share transaction $ 174,400 $ 133,937 $ 133,372 $ 102,309    
Ending Balance 44,288,238 37,845,303 19,542,794 14,349,598 44,288,238 19,542,794
Ending Balance $ 1,151,939 $ 977,539 $ 494,015 $ 360,643 $ 1,151,939 $ 494,015
Class A-II shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 259,747 $ 208,185 $ 80,740 $ 46,339 $ 208,185 $ 46,339
Beginning Balance 10,032,586 8,109,427 3,206,850 1,851,311 8,109,427 1,851,311
Proceeds from issuance of shares, shares 1,215,044 1,947,990 1,622,381 1,355,539    
Proceeds from issuance of shares $ 32,737 $ 52,226 $ 41,576 $ 34,401    
Repurchase of shares, shares (43,023) (25,696) 0   (68,718)  
Repurchase of shares $ (1,156) $ (687) $ 0      
Reinvestment of distributions, shares 5,114 865 0      
Reinvestment of distributions $ 137 $ 23 $ 0      
Total net increase (decrease), shares 1,177,135 1,923,159 1,622,381 1,355,539    
Net increase (decrease) in capital share transaction $ 31,718 $ 51,562 $ 41,576 $ 34,401    
Ending Balance 11,209,721 10,032,586 4,829,231 3,206,850 11,209,721 4,829,231
Ending Balance $ 291,465 $ 259,747 $ 122,316 $ 80,740 $ 291,465 $ 122,316
Class A-II shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 717,792 $ 635,417 $ 279,903 $ 211,995 $ 635,417 $ 211,995
Beginning Balance 27,812,717 24,755,955 11,142,748 8,468,437 24,755,955 8,468,437
Proceeds from issuance of shares, shares 5,319,554 3,175,414 3,564,514 2,674,311    
Proceeds from issuance of shares $ 144,134 $ 85,565 $ 91,634 $ 67,908    
Repurchase of shares, shares (82,796) (146,689) (4,000)   (229,485) (4,000)
Repurchase of shares $ (2,238) $ (3,944) $ (102)     $ (102)
Reinvestment of distributions, shares 29,042 28,037 10,301      
Reinvestment of distributions $ 786 $ 754 $ 264      
Total net increase (decrease), shares 5,265,800 3,056,762 3,570,815 2,674,311    
Net increase (decrease) in capital share transaction $ 142,682 $ 82,375 $ 91,796 $ 67,908    
Ending Balance 33,078,517 27,812,717 14,713,563 11,142,748 33,078,517 14,713,563
Ending Balance $ 860,474 $ 717,792 $ 371,699 $ 279,903 $ 860,474 $ 371,699
F-I Shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 62,624 $ 56,188 $ 4,701 $ 0 $ 56,188 $ 0
Beginning Balance 2,395,821 2,154,120 185,412 0 2,154,120 0
Proceeds from issuance of shares, shares 1,222,375 243,249 182,879 185,412    
Proceeds from issuance of shares $ 32,668 $ 6,476 $ 4,684 $ 4,701 $ 39,144 $ 9,385
Repurchase of shares, shares (28,602) (10,010) 0      
Repurchase of shares $ (762) $ (266) $ 0   (1,028) 0
Reinvestment of distributions, shares 9,941 8,462        
Reinvestment of distributions $ 266 $ 226        
Shares reissued under the DRIP, shares     212      
Shares reissued under the DRIP $ 266   $ 6   $ 492 $ 6
Total net increase (decrease), shares 1,203,714 241,701 183,091 185,412    
Net increase (decrease) in capital share transaction $ 32,172 $ 6,436 $ 4,690 $ 4,701    
Ending Balance 3,599,535 2,395,821 368,503 185,412 3,599,535 368,503
Ending Balance $ 94,796 $ 62,624 $ 9,391 $ 4,701 $ 94,796 $ 9,391
F-I Shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 33,990 $ 30,014 $ 3,146 $ 0 $ 30,014 $ 0
Beginning Balance 1,304,300 1,154,705 124,118 0 1,154,705 0
Proceeds from issuance of shares, shares 1,144,861 157,210 128,927 124,118    
Proceeds from issuance of shares $ 30,585 $ 4,178 $ 3,299 $ 3,146 $ 34,763 $ 6,445
Repurchase of shares, shares (28,602) (10,010) 0      
Repurchase of shares $ (762) $ (266) $ 0   (1,028) 0
Reinvestment of distributions, shares 3,183 2,395        
Reinvestment of distributions $ 85 $ 64        
Shares reissued under the DRIP, shares     113      
Shares reissued under the DRIP $ 85   $ 3   $ 149 $ 3
Total net increase (decrease), shares 1,119,442 149,595 129,040 124,118    
Net increase (decrease) in capital share transaction $ 29,908 $ 3,976 $ 3,302 $ 3,146    
Ending Balance 2,423,742 1,304,300 253,158 124,118 2,423,742 253,158
Ending Balance $ 63,898 $ 33,990 $ 6,448 $ 3,146 $ 63,898 $ 6,448
F-I Shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 28,634 $ 26,174 $ 1,555 $ 0 $ 26,174 $ 0
Beginning Balance 1,091,521 999,415 61,294 0 999,415 0
Proceeds from issuance of shares, shares 77,514 86,039 53,952 61,294    
Proceeds from issuance of shares $ 2,083 $ 2,298 $ 1,385 $ 1,555 $ 4,381 $ 2,940
Repurchase of shares, shares 0 0 0      
Repurchase of shares $ 0 $ 0 $ 0   0 0
Reinvestment of distributions, shares 6,758 6,067        
Reinvestment of distributions $ 181 $ 162        
Shares reissued under the DRIP, shares     99      
Shares reissued under the DRIP $ 181   $ 3   $ 343 $ 3
Total net increase (decrease), shares 84,272 92,106 54,051 61,294    
Net increase (decrease) in capital share transaction $ 2,264 $ 2,460 $ 1,388 $ 1,555    
Ending Balance 1,175,793 1,091,521 115,345 61,294 1,175,793 115,345
Ending Balance $ 30,898 $ 28,634 $ 2,943 $ 1,555 $ 30,898 $ 2,943
E Shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 1,076 $ 609 $ 0 $ 0 $ 609 $ 0
Beginning Balance 40,552 23,314 0 0 23,314 0
Proceeds from issuance of shares, shares 10,135 17,093 9,502 0    
Proceeds from issuance of shares $ 279 $ 463 $ 245 $ 0 $ 742 $ 245
Repurchase of shares, shares (791) 0        
Repurchase of shares $ (22) $ 0 0   (22) 0
Reinvestment of distributions, shares 268 145        
Reinvestment of distributions $ 8 $ 4        
Shares reissued under the DRIP $ 8   $ 0   $ 12 $ 0
Total net increase (decrease), shares 9,612 17,238 9,502 0    
Net increase (decrease) in capital share transaction $ 265 $ 467 $ 245 $ 0    
Ending Balance 50,164 40,552 9,502 0 50,164 9,502
Ending Balance $ 1,341 $ 1,076 $ 245 $ 0 $ 1,341 $ 245
E Shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 216 $ 110 $ 0 $ 0 $ 110 $ 0
Beginning Balance 8,201 4,262 0 0 4,262 0
Proceeds from issuance of shares, shares 0 3,907 2,915 0    
Proceeds from issuance of shares $ 0 $ 105 $ 75 $ 0 $ 105 $ 75
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0 0   0 0
Reinvestment of distributions, shares 61 32        
Reinvestment of distributions $ 2 $ 1        
Shares reissued under the DRIP $ 2   $ 0   $ 3 $ 0
Total net increase (decrease), shares 61 3,939 2,915 0    
Net increase (decrease) in capital share transaction $ 2 $ 106 $ 75 $ 0    
Ending Balance 8,262 8,201 2,915 0 8,262 2,915
Ending Balance $ 218 $ 216 $ 75 $ 0 $ 218 $ 75
E Shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 860 $ 499 $ 0 $ 0 $ 499 $ 0
Beginning Balance 32,351 19,052 0 0 19,052 0
Proceeds from issuance of shares, shares 10,135 13,186 6,587 0    
Proceeds from issuance of shares $ 279 $ 358 $ 170 $ 0 $ 637 $ 170
Repurchase of shares, shares (791) 0        
Repurchase of shares $ (22) $ 0 0   (22) 0
Reinvestment of distributions, shares 207 113        
Reinvestment of distributions $ 6 $ 3        
Shares reissued under the DRIP $ 6   $ 0   $ 9 $ 0
Total net increase (decrease), shares 9,551 13,299 6,587 0    
Net increase (decrease) in capital share transaction $ 263 $ 361 $ 170 $ 0    
Ending Balance 41,902 32,351 6,587 0 41,902 6,587
Ending Balance $ 1,123 $ 860 $ 170 $ 0 $ 1,123 $ 170
V shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 2 $ 2 $ 2 $ 2 $ 2 $ 2
Beginning Balance 80 80 80 80 80 80
Proceeds from issuance of shares, shares 0 0 0 0    
Proceeds from issuance of shares $ 0 $ 0 $ 0 $ 0 $ 0 $ 0
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 0 0        
Reinvestment of distributions $ 0 $ 0        
Total net increase (decrease), shares 0 0 0 0    
Net increase (decrease) in capital share transaction $ 0 $ 0 $ 0 $ 0    
Ending Balance 80 80 80 80 80 80
Ending Balance $ 2 $ 2 $ 2 $ 2 $ 2 $ 2
V shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 1 $ 1 $ 1 $ 1 $ 1 $ 1
Beginning Balance 40 40 40 40 40 40
Proceeds from issuance of shares, shares   0 0 0    
Proceeds from issuance of shares $ 0 $ 0 $ 0 $ 0 $ 0 $ 0
Repurchase of shares, shares   0        
Repurchase of shares   $ 0        
Reinvestment of distributions, shares   0        
Reinvestment of distributions   $ 0        
Total net increase (decrease), shares 0 0 0 0    
Net increase (decrease) in capital share transaction $ 0 $ 0 $ 0 $ 0    
Ending Balance 40 40 40 40 40 40
Ending Balance $ 1 $ 1 $ 1 $ 1 $ 1 $ 1
V shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 1 $ 1 $ 1 $ 1 $ 1 $ 1
Beginning Balance 40 40 40 40 40 40
Proceeds from issuance of shares, shares   0 0 0    
Proceeds from issuance of shares $ 0 $ 0 $ 0 $ 0 $ 0 $ 0
Repurchase of shares, shares   0        
Repurchase of shares   $ 0        
Reinvestment of distributions, shares   0        
Reinvestment of distributions   $ 0        
Total net increase (decrease), shares 0 0 0 0    
Net increase (decrease) in capital share transaction $ 0 $ 0 $ 0 $ 0    
Ending Balance 40 40 40 40 40 40
Ending Balance $ 1 $ 1 $ 1 $ 1 $ 1 $ 1
I Shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 9,937 $ 0     $ 0  
Beginning Balance 370,807 0     0  
Proceeds from issuance of shares, shares 866,879 370,807        
Proceeds from issuance of shares $ 23,302 $ 9,937        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 2,405 0        
Reinvestment of distributions $ 64 $ 0        
Total net increase (decrease), shares 869,284 370,807        
Net increase (decrease) in capital share transaction $ 23,366 $ 9,937        
Ending Balance 1,240,091 370,807     1,240,091  
Ending Balance $ 33,303 $ 9,937     $ 33,303  
I Shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 9,070 $ 0     $ 0  
Beginning Balance 338,637 0     0  
Proceeds from issuance of shares, shares 683,335 338,637        
Proceeds from issuance of shares $ 18,342 $ 9,070        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 2,179 0        
Reinvestment of distributions $ 58 $ 0        
Total net increase (decrease), shares 685,514 338,637        
Net increase (decrease) in capital share transaction $ 18,400 $ 9,070        
Ending Balance 1,024,151 338,637     1,024,151  
Ending Balance $ 27,470 $ 9,070     $ 27,470  
I Shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 867 $ 0     $ 0  
Beginning Balance 32,170 0     0  
Proceeds from issuance of shares, shares 183,544 32,170        
Proceeds from issuance of shares $ 4,960 $ 867        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 226 0        
Reinvestment of distributions $ 6 $ 0        
Total net increase (decrease), shares 183,770 32,170        
Net increase (decrease) in capital share transaction $ 4,966 $ 867        
Ending Balance 215,940 32,170     215,940  
Ending Balance $ 5,833 $ 867     $ 5,833  
S Shares [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 6 $ 0     $ 0  
Beginning Balance 220 0     0  
Proceeds from issuance of shares, shares 0 220        
Proceeds from issuance of shares $ 0 $ 6        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 0 0        
Reinvestment of distributions $ 0 $ 0        
Total net increase (decrease), shares 0 220        
Net increase (decrease) in capital share transaction $ 0 $ 6        
Ending Balance 220 220     220  
Ending Balance $ 6 $ 6     $ 6  
S Shares [Member] | Apollo Infrastructure Company LLC Series One [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 3 $ 0     $ 0  
Beginning Balance 110 0     0  
Proceeds from issuance of shares, shares 0 110        
Proceeds from issuance of shares $ 0 $ 3        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 0 0        
Reinvestment of distributions $ 0 $ 0        
Total net increase (decrease), shares 0 110        
Net increase (decrease) in capital share transaction $ 0 $ 3        
Ending Balance 110 110     110  
Ending Balance $ 3 $ 3     $ 3  
S Shares [Member] | Apollo Infrastructure Company LLC Series Two [Member]            
Class of Stock [Line Items]            
Beginning Balance $ 3 $ 0     $ 0  
Beginning Balance 110 0     0  
Proceeds from issuance of shares, shares 0 110        
Proceeds from issuance of shares $ 0 $ 3        
Repurchase of shares, shares 0 0        
Repurchase of shares $ 0 $ 0        
Reinvestment of distributions, shares 0 0        
Reinvestment of distributions $ 0 $ 0        
Total net increase (decrease), shares 0 110        
Net increase (decrease) in capital share transaction $ 0 $ 3        
Ending Balance 110 110     110  
Ending Balance $ 3 $ 3     $ 3