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TRADE AND OTHER RECEIVABLES - Changes in Provision for expected credit losses (Details) - IDR (Rp) Rp in Billions | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Provision of impairment |  |
Beginning balance | Rp (9,301) |
Ending balance | (11,016) | Rp (9,301)
Provision for impairment |  |
Provision of impairment |  |
Beginning balance | 5,543 | 4,331
Adjustment on initial application of IFRS 9 |  | 159
Allowance for expected credit losses | 1,712 | 2,079
Receivables written off | (1,048) | (1,026)
Ending balance | Rp 6,207 | Rp 5,543

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- Definition The amount of impairment loss recognised in profit or loss for trade receivables. [Refer: Impairment loss recognised in profit or loss; Trade receivables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of reversal of impairment loss recognised in profit or loss for trade receivables. [Refer: Reversal of impairment loss recognised in profit or loss; Trade receivables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
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