| N-2 | Feb. 07, 2025 |
| Cover [Abstract] | |
| Entity Central Index Key | 0001837532 |
| Amendment Flag | false |
| Document Type | POS EX |
| Entity Registrant Name | Apollo Debt Solutions BDC |
| Entity Address, Address Line One | 9 West 57th Street |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10019 |
| City Area Code | 212 |
| Local Phone Number | 515-3450 |
| Exhibits Only, 462(d) | true |
| Business Contact [Member] | |
| Cover [Abstract] | |
| Entity Address, Address Line One | 9 West 57th Street |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10019 |
| Contact Personnel Name | Kristin Hester |
