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INCOME TAXES - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 | Sep. 30, 2015 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Income Taxes [Line Items] |  |  |  |  |  |
Effective income tax rate |  |  |  | 34.00% | 34.60% | 34.50%
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount |  | $ 66 |  |  |  |
Cash To Be Distributed | $ 500 |  |  | $ 500 |  |
Effective Income Tax Rate Reconciliation, Intended Cash Distribution, Amount | 28 |  |  |  |  |
Effective Income Tax Rate Reconciliation, Discrete Tax Benefit | 39 |  | $ 392 |  | $ 415 |
Defined Benefit Plan, Fair Value of Plan Assets, Period Increase (Decrease) | (118) |  | (1,062) |  |  |
Health and Welfare Plan Changes, Before Tax Charges |  |  |  |  | 1,102 |
Income Tax Expense |  |  |  | 2,498 | 1,605 | $ 2,302
Income tax holiday, decrease of non-U.S. tax expense |  |  |  | 25 | 21 | 20
Change in valuation allowance |  |  |  | (11) | (43) | 31
Non-U.S. loss carryforwards | 583 |  |  | 583 |  |
Undistributed earnings of foreign subsidiaries | 4,954 |  |  | 4,954 |  |
Gross unrecognized tax benefits that would impact effective tax rate, if recognized | 147 |  | 166 | 147 | 166 | 185
Gross recognized tax benefits outstanding refund claims for prior tax years | 73 |  | 54 | 73 | 54 | 281
Income Tax Receivable for Interest | $ 3 |  | $ 4 | $ 3 | $ 4 | $ 25
Maximum |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Operating loss carryforwards, expiration year |  |  |  | 2035 |  |
Minimum |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Tax credit carryforward expiration period |  |  |  | 3 years |  |

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