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OTHER NON-CURRENT ASSETS - Lease agreement and deferred charges (Details) - IDR (Rp) Rp in Billions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Obligations under finance leases
Total amortization of deferred charges	Rp 46	Rp 40	Rp 46
Minimum
Obligations under finance leases
Remaining rental periods	1 year
Maximum
Obligations under finance leases
Remaining rental periods	40 years

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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- Definition

The amount of amortization of deferred charges applied against earnings during the period.

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- Definition

Remaining rental periods, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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