INCOME TAXES INCOME TAXES (Schedule of Impact from Change in Tax Rate) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Deferred Tax Liability, Provisional Income Tax Expense (Benefit)		$ 60
Tax Cuts And Jobs Act Of 2017, Transition Tax For Accumulated Foreign Earnings, Income Tax Expense (Benefit), Incomplete Accounting, Provisional Amount		(7)
Tax Cuts And Jobs Act, Incomplete Accounting, Net One-Time Impact, Provisional Income Tax Expense (Benefit)		53
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit), Current Taxable Year		28
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit)	$ 81	$ 81