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Nov. 02, 2022
Cover [Abstract]  
Entity Central Index Key 0001867072
Amendment Flag false
Securities Act File Number 001-40853
Document Type 8-K
Entity Registrant Name Kyndryl Holdings, Inc.
Entity Address, Address Line One One Vanderbilt Avenue,
Entity Address, Address Line Two 15th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10017
City Area Code 212
Local Phone Number 896-2098
Entity Emerging Growth Company false