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FINANCIAL INSTRUMENTS - Sensitivity analysis (Details) - Foreign exchange risk Rp in Billions	Dec. 31, 2020 IDR (Rp)
USD
FINANCIAL RISK MANAGEMENT
Increase in percent (as a percent)	1.00%
Equity change	Rp 33
Japanese yen
FINANCIAL RISK MANAGEMENT
Increase in percent (as a percent)	5.00%
Equity change	Rp (21)

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- Definition

The percentage of a reasonably possible increase in an unobservable input used in fair value measurement of liabilities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 13
-IssueDate 2020-01-01
-Paragraph 93
-Subparagraph h
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_h_ii&doctype=Standard
-URIDate 2020-01-01

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The increase (decrease) in equity as an result of a increase in a designated risk component that was reasonably possible at the end of the reporting period. Excludes defined benefit plan obligations.

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