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SIGNIFICANT ACCOUNTING POLICIES - Kyndryl's Spin-off (Details)
Nov. 03, 2021
shares
Dec. 31, 2022
country
Sep. 30, 2022
Percentage of common stock transferred on spin off 80.10%    
Number of shares issued per share on spin off | shares 0.2    
IBM      
Ownership percentage retained 19.90%    
Ownership interest transferred     19.90%
Minimum      
Number of countries | country   100