INCOME TAXES (Schedule of Effective Income Tax Rate Reconciliation) (Details)	12 Months Ended
Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Income Tax Disclosure [Abstract]
Statutory income tax rate	35.00%	35.00%	35.00%
Resolution of prior period tax items	0.00%	0.00%	0.00%
Increase in tax rate resulting from:
Valuation allowance	0.00%	0.00%	2.00%
Increases to the reserve for uncertain tax positions	1.00%	0.00%	1.00%
Decrease in tax rate resulting from:
Release of valuation allowance	(5.00%)	(3.00%)	0.00%
Foreign tax rate differentials, net of foreign tax credit utilization	(16.00%)	(22.00%)	(24.00%)
Effective income tax rate	15.00%	10.00%	14.00%

Effective Income Tax Rate Reconciliation, Decrease In Tax Rate, Percent [Abstract]

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Effective Income Tax Rate Reconciliation, Increase In Tax Rate, Percent [Abstract]

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Effective Income Tax Rate Reconciliation, Release of Deferred Tax Assets Valuation Allowance

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements.

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