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OTHER LIABILITIES, INCLUDING EMPLOYEE BENEFITS (Schedule of Disclosures) (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 USD ($) IDR / $ | Dec. 31, 2016 USD ($) IDR / $ | Dec. 31, 2015 USD ($)
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Abstract] |  |  |
Projected benefit obligation | $ 2,287 | $ 2,127 |
Accumulated benefit obligation | 2,163 | 2,014 |
Fair value of plan assets | 1,521 | 1,312 |
Domestic Plan [Member] |  |  |
Change in benefit obligation: |  |  |
Benefit obligation at beginning of year | 2,135 | 2,104 |
Service cost | 44 | 27 | $ 36
Interest cost | 91 | 93 | 87
Actuarial losses (gains) | 188 | 92 |
Foreign exchange losses (gains) | 3 | (4) |
Special retirement benefitsb | 0 | 0 | 22
Defined Benefit Plan, Benefit Obligation, Benefits Paid | 118 | 177 |
Benefits obligation at end of year | 2,343 | 2,135 | 2,104
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,329 | 1,379 |
Actual return on plan assets | 230 | 88 |
Employer contributions | 145 | 42 |
Foreign exchange gains (losses) | 2 | (3) |
Benefits and administrative expenses paid | (118) | (177) |
Fair value of plan assets at end of year | 1,588 | 1,329 | $ 1,379
Funded status at end of year | (755) | (806) |
Accumulated benefit obligation | $ 2,218 | $ 2,022 |
Weighted-average assumptions used to determine benefit obligations [Abstract] |  |  |
Discount rate | 3.70% | 4.40% |
Rate of compensation increase | 3.25% | 3.25% |
Balance sheet classification of funded status: |  |  |
Other assets | $ 11 | $ 9 |
Accounts payable and accrued liabilities | (4) | (4) |
Other liabilities | (762) | (811) |
Total | (755) | $ (806) |
Estimated future employer contributions in next fiscal year | $ 75 |  |
Weighted-average assumptions used to determine benefit obligations [Abstract] |  |  |
Discount rate | 4.40% | 4.60% | 4.10%
Expected return on plan assets | 7.00% | 7.25% | 7.25%
Rate of compensation increase | 3.25% | 3.25% | 3.25%
Components of net periodic benefit (income) cost and other amounts recognized in other comprehensive income [Abstract] |  |  |
Service cost | $ 44 | $ 27 | $ 36
Interest cost | 91 | 93 | 87
Expected return on plan assets | (93) | (96) | (102)
Amortization of net actuarial losses | 49 | 42 | 45
Special retirement benefitsb | 0 | 0 | 22
Net periodic benefit cost | 91 | 66 | 88
Foreign Plan [Member] |  |  |
Change in benefit obligation: |  |  |
Benefit obligation at beginning of year | 374 | 318 |
Service cost | 20 | 27 | 26
Interest cost | 23 | 29 | 23
Actuarial losses (gains) | (61) | 2 |
Foreign exchange losses (gains) | (2) | 8 |
Special retirement benefitsb | 62 | 0 |
Defined Benefit Plan, Benefit Obligation, Benefits Paid | 52 | 10 |
Benefits obligation at end of year | 240 | 374 | 318
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 284 | 204 |
Actual return on plan assets | 11 | 47 |
Employer contributions | 28 | 38 |
Foreign exchange gains (losses) | (2) | 5 |
Benefits and administrative expenses paid | (52) | (10) |
Fair value of plan assets at end of year | 269 | 284 | $ 204
Funded status at end of year | 29 | (90) |
Accumulated benefit obligation | $ 194 | $ 225 |
Weighted-average assumptions used to determine benefit obligations [Abstract] |  |  |
Discount rate | 6.75% | 8.25% |
Rate of compensation increase | 4.00% | 8.00% |
Balance sheet classification of funded status: |  |  |
Other assets | $ 29 | $ 0 |
Accounts payable and accrued liabilities | 0 | 0 |
Other liabilities | 0 | (90) |
Total | 29 | $ (90) |
Estimated future employer contributions in next fiscal year | $ 17 |  |
Foreign currency exchange rate | IDR / $ | 13,480 | 13,369 |
Weighted-average assumptions used to determine benefit obligations [Abstract] |  |  |
Discount rate | 8.25% | 9.00% | 8.25%
Expected return on plan assets | 7.75% | 7.75% | 7.75%
Rate of compensation increase | 8.00% | 9.40% | 9.00%
Components of net periodic benefit (income) cost and other amounts recognized in other comprehensive income [Abstract] |  |  |
Service cost | $ 20 | $ 27 | $ 26
Interest cost | 23 | 29 | 23
Expected return on plan assets | (21) | (17) | (14)
Amortization of prior service credit | 2 | 3 | 3
Amortization of net actuarial losses | 0 | 5 | 6
Defined Benefit Plan, Accumulated Benefit Obligation, (Increase) Decrease for Settlement and Curtailment | 4 | 0 | 0
Special retirement benefitsb | 62 | 0 |
Net periodic benefit cost | 28 | 47 | $ 44
Pension Plan |  |  |
Amounts recognized in other comprehensive loss (income) [Abstract] |  |  |
Prior service (credit), Before Taxes | 10 | 21 |
Actuarial net loss (gain), Before Taxes | 620 | 722 |
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax | 630 | 743 |
Prior service (credit) cost, net of tax | 6 | 11 |
Actuarial net loss (gain), net of tax | 412 | 466 |
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax | $ 418 | $ 477 |

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- Definition Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of (increase) decrease in accumulated benefit obligation of defined benefit plan from effects of settlement and curtailment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (r) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of projected benefit obligation for defined benefit pension plan with accumulated benefit obligation in excess of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=77993564&loc=d3e4179-114921 + Details
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- Definition Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(5) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of increase in benefit obligation for benefits provided to employees payable from defined benefit plan or payable upon retirement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(10) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 + Details
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- Definition Amount, before tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580 + Details
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- Definition Amount, after tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580 + Details
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- Definition Amount, after tax, of gain (loss) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i-k) -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580 + Details
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