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SIGNIFICANT ACCOUNTING POLICES (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2017 USD ($)
Accounting Policies [Abstract] |
Unrealized gains on equity securities, net of tax, in AOCI | $ 70
Change in tax rate, deferred tax liability, provisional income tax benefit | $ 2

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- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Liability, Provisional Income Tax Benefit + References No definition available. + Details
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