Subsequent Events - Additional Information (Detail) - USD ($) $ in Thousands				3 Months Ended		12 Months Ended
	May 09, 2025	Apr. 25, 2025	Apr. 01, 2025	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				5,123,404	4,029,850
Stock issued during period, value, new issues				$ 137,791	$ 102,309
Stock repurchased during period, value				$ 4,631
Apollo Infrastructure Company LLC Series One [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				1,947,990	1,355,538
Stock issued during period, value, new issues				$ 52,226	$ 34,401
Stock repurchased during period, value				687
Apollo Infrastructure Company LLC Series Two [Member]
Subsequent Event [Line Items]
Stock repurchased during period, value				$ 4,897
Apollo Infrastructure Company LLC Series Two [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				3,175,414	2,674,312
Stock issued during period, value, new issues				$ 85,565	$ 67,908
Stock repurchased during period, value				$ 3,944		$ 3,108
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				865
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				2,395
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Capital Units E [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				32
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				28,037
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				6,067
Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Capital Units E [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues				113
Stock issued during period, value, new issues				$ 1,007
Subsequent Event [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues			355,250
Stock issued during period, value, new issues			$ 9,545
Subsequent Event [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues			79,617
Stock issued during period, value, new issues			$ 2,121
Subsequent Event [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues			2,896,236
Stock issued during period, value, new issues			$ 78,298
Subsequent Event [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues			25,186
Stock issued during period, value, new issues			$ 675
Subsequent Event [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Capital Units E [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues			2,846
Stock issued during period, value, new issues			$ 78
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, value, new issues		$ 1,260
Stock repurchased during period, value	$ 4,178
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues	43,023	5,114
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues	28,602	3,183
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Capital Units E [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues		62
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series One [Member] \| Capital Units I [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues		2,179
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class A-II Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues	82,796	29,042
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Class F-I Shares [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues		6,758
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Capital Units E [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues	791	207
Subsequent Event [Member] \| Distribution Reinvestment Plan [Member] \| Apollo Infrastructure Company LLC Series Two [Member] \| Capital Units I [Member]
Subsequent Event [Line Items]
Stock issued during period, shares, new issues		226

Apollo Infrastructure Co LLC 10-Q