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ADDITIONAL PAID-IN CAPITAL (Details) $ in Millions, Rp in Billions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 USD ($) shares | Dec. 31, 2018 IDR (Rp) shares | Dec. 31, 2019 IDR (Rp) shares
Disclosure of classes of share capital [line items] |  |  |
Reduction additional paid in capital as a result of cancellation treasury stock (Note 23) |  | Rp (2,454) | Rp (2,454)
Differences from acquisition of non-controlling interest |  | (22) | (22)
Additional paid-in capital | $ 142 | 1,977 | 1,977
Initial public offering |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 1,446 | Rp 1,446
Number of shares issued | shares | 933,333,000 | 933,333,000 | 933,333,000
Treasury stock plan phase I |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 544 | Rp 544
Number of shares issued | shares | 211,290,500 | 211,290,500 | 211,290,500
Treasury stock plan phase II |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 576 | Rp 576
Sale of treasury stock, Shares | shares | 215,000,000 | 215,000,000 |
Employee stock ownership program |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 228 | 228
Treasury stock plan phase III |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 36 | 36
Sale of treasury stock, Shares | shares | 22,363,000 | 22,363,000 |
Treasury stock plan phase IV |  |  |
Disclosure of classes of share capital [line items] |  |  |
Additional paid-in capital gross |  | Rp 1,996 | 1,996
Sale of treasury stock, Shares | shares | 864,000,000 | 864,000,000 |
Series B shares |  |  |
Disclosure of classes of share capital [line items] |  |  |
Capitalized into 746,666,640 Series B shares in 1999 |  | Rp (373) | Rp (373)
Sale of treasury stock, Shares | shares | 746,666,640 | 746,666,640 |

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