v3.25.2
Cover
Aug. 07, 2025
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 Aug. 07, 2025
Document Information [Line Items]  
Document Period End Date Aug. 07, 2025