SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - NEW ACCOUNTING PRONOUNCEMENTS (Details) - USD ($) $ in Millions |
Dec. 31, 2019 |
Jan. 01, 2019 |
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| RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS | 听 | 听 |
| Operating lease liabilities | $ 426 | 听 |
| Operating lease right-of-use assets | $ 396 | 听 |
| ASU 2016-02 | Restatement Adjustment | 听 | 听 |
| RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS | 听 | 听 |
| Operating lease liabilities | 听 | $ 400 |
| Operating lease right-of-use assets | 听 | $ 371 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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