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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) $ in Millions | 3 Months Ended
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Dec. 31, 2017 USD ($)
Accounting Policies [Abstract] |
Tax Cuts and Jobs Act of 2017, provisional income tax benefit | $ 81

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- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit) + References No definition available. + Details
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