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INCOME TAXES - Summarized Activity Related to Unrecognized Tax Benefits (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Tax |  |  |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] |  |  |
Beginning Balance | $ 148 | $ 172 | $ 191
Additions for tax positions of the current year | 17 | 24 | 15
Additions for tax positions of prior years | 20 | 45 | 51
Reductions for tax positions of prior years for: |  |  |
Changes based on facts and circumstances | (41) | (85) | (74)
Settlements during the period | 0 | (6) | (10)
Lapses of applicable statute of limitations | 0 | (2) | (1)
Ending Balance | 144 | 148 | 172
Interest |  |  |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] |  |  |
Beginning Balance | 53 | 42 | 40
Additions for tax positions of the current year | 0 | 0 | 0
Additions for tax positions of prior years | 10 | 21 | 13
Reductions for tax positions of prior years for: |  |  |
Changes based on facts and circumstances | (13) | (8) | (8)
Settlements during the period | 0 | (2) | (2)
Lapses of applicable statute of limitations | 0 | 0 | (1)
Ending Balance | 50 | 53 | 42
Penalties |  |  |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] |  |  |
Beginning Balance | 6 | 3 | 4
Additions for tax positions of the current year | 0 | 0 | 0
Additions for tax positions of prior years | 0 | 3 | 0
Reductions for tax positions of prior years for: |  |  |
Changes based on facts and circumstances | 0 | 0 | 0
Settlements during the period | 0 | 0 | 0
Lapses of applicable statute of limitations | 0 | 0 | (1)
Ending Balance | $ 6 | $ 6 | $ 3

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- Definition Unrecognized Tax Benefits Reductions Resulting From Changes Based On Facts And Circumstances + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Unrecognized Tax Benefit -URI http://asc.fasb.org/extlink&oid=6527854 + Details
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319 + Details
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319 + Details
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319 + Details
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