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NON-CONTROLLING INTERESTS - Material Partly-owned Subsidiary (Details)
12 Months Ended
Nov. 15, 2021
Dec. 31, 2021
Dec. 31, 2020
Telkomsel      
Noncontrolling Interests      
Ownership interest   35.00% 35.00%
Mitratel      
Noncontrolling Interests      
Ownership interest 28.13% 28.13%