v3.26.1
N-2
May 29, 2026
Cover [Abstract]  
Entity Central Index Key 0000790500
Amendment Flag false
Document Type POS EX
Entity Registrant Name abrdn Asia-Pacific Income Fund, Inc.
Entity Address, Address Line One 1900 Market Street
Entity Address, Address Line Two Suite 200
Entity Address, City or Town Philadelphia
Entity Address, State or Province PA
Entity Address, Postal Zip Code 19103
City Area Code 215
Local Phone Number 405-5700
Business Contact [Member]  
Cover [Abstract]  
Entity Address, Address Line One 1900 Market Street
Entity Address, Address Line Two Suite 200
Entity Address, City or Town Philadelphia
Entity Address, State or Province PA
Entity Address, Postal Zip Code 19103
Contact Personnel Name Lucia Sitar, Esq.