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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basic and diluted earnings per share and per ADS (Details) | 12 Months Ended
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Dec. 31, 2019 multiplier
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
Multiplier used to compute income per ADS | 100

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- References No definition available. + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition The multiplier used to compute income per ADS. Each ADS represents 100 shares of common stock. + References No definition available. + Details
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Namespace Prefix: | tlk_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration