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PENSION AND OTHER POST-EMPLOYMENT BENEFITS - Health Care - Plan Assets (Details) - IDR (Rp) Rp in Billions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Corporate obligations |  |
Disclosure of fair value of plan assets [line items] |  |
Fixed income instruments | Rp 6 |
Percentage of companies share in total plan assets | 0.04% |
Post-employment health care benefit cost |  |
Disclosure of fair value of plan assets [line items] |  |
Percentage of companies share in total plan assets | 2.45% | 1.76%
Actual return on plan asset | Rp 987 | Rp 839
Post-employment health care benefit cost | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Cash and cash equivalents | 391 | 1,085
Equity-based mutual fund | 434 | 1,035
Total | 12,707 | 12,564
Post-employment health care benefit cost | Unquoted |  |
Disclosure of fair value of plan assets [line items] |  |
Private placement | 447 | 398
Total | 447 | 398
Post-employment health care benefit cost | Financials | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 1,465 | 1,368
Post-employment health care benefit cost | Consumer non-cyclicals | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 115 | 114
Post-employment health care benefit cost | Basic material | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 260 | 264
Post-employment health care benefit cost | Infrastructure | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 617 | 598
Post-employment health care benefit cost | Energy | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 156 | 221
Post-employment health care benefit cost | Technology | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 24 | 63
Post-employment health care benefit cost | Industrials | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 261 | 185
Post-employment health care benefit cost | Consumer cyclicals | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 394 | 457
Post-employment health care benefit cost | Properties and real estate | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 110 | 95
Post-employment health care benefit cost | Healthcare | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 147 | 233
Post-employment health care benefit cost | Transportation and logistic | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | 5 | 3
Post-employment health care benefit cost | Government obligations | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Fixed income instruments | 1,269 | 82
Post-employment health care benefit cost | Corporate obligations | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Fixed income instruments | 6 |
Post-employment health care benefit cost | Mutual funds | Level 1 |  |
Disclosure of fair value of plan assets [line items] |  |
Fixed income instruments | 7,053 | 6,761
Series B shares | Post-employment health care benefit cost |  |
Disclosure of fair value of plan assets [line items] |  |
Equity instruments | Rp 321 | Rp 228

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- Definition The amount cash and cash equivalents contribute to the fair value of defined benefit plan assets. [Refer: Cash and cash equivalents; Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 142 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_142_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount instruments representing debt (rather than equity) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 142 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_142_c&doctype=Standard -URIDate 2023-03-23 + Details
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