v3.23.1
Cover
Jun. 05, 2023
Aug. 17, 2021
Cover [Abstract]    
Document Type 8-K  
Entity Registrant Name FEDERAL HOME LOAN BANK OF INDIANAPOLIS  
Entity File Number 000-51404  
Entity Tax Identification Number 35-6001443  
Entity Incorporation, State or Country Code X1  
Entity Address, Address Line One 8250 Woodfield Crossing Blvd.  
Entity Address, City or Town Indianapolis  
Entity Address, Postal Zip Code 46240  
Local Phone Number 465-0200  
City Area Code   (317)
Entity Address, State or Province IN  
Soliciting Material false  
Written Communications false  
Pre-commencement Tender Offer false  
Pre-commencement Issuer Tender Offer false  
Entity Emerging Growth Company false  
Amendment Flag false  
Entity Central Index Key 0001331754  
Document Period End Date Jun. 05, 2023  
Document Information [Line Items]    
Document Period End Date Jun. 05, 2023