INCOME TAXES (Details) - USD ($)	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
INCOME TAXES (Details) [Line Items]
Income Tax Benefits Reflected Reversal Of Previously Recorded Tax Liabilities	$ (2,172,000)	$ (517,000)	$ (4,429,000)
Valuation allowance increase (decrease)	2,370,000
Undistributed Earnings of Foreign Subsidiaries	$ 77,085,000
Operating Loss Carryforwards Expiration Year	2036
Tax Credit Carryforward Expiration Year	2020
Potential Tax Benefits Impact On Effective Tax Rate	$ 1,438,000
Liability for Uncertain Tax Positions, Current	362,000	655,000
Non U S Tax Purposes [Member]
INCOME TAXES (Details) [Line Items]
Operating Loss Carryforwards	93,548,000	68,591,000
State and Local Jurisdiction [Member]
INCOME TAXES (Details) [Line Items]
Operating Loss Carryforwards	104,254,000	99,094,000
Federal [Member]
INCOME TAXES (Details) [Line Items]
Operating Loss Carryforwards	0
Foreign Tax Authority [Member]
INCOME TAXES (Details) [Line Items]
Operating Loss Carryforwards	$ 3,199,000	6,223,000
New Accounting Pronouncement, Early Adoption, Effect [Member] | Accounting Standards Update 2015-17 [Member]
INCOME TAXES (Details) [Line Items]
Deferred tax assets, noncurrent		(3,793,000)
Deferred tax liabilities, noncurrent		$ (14,827,000)