RETIREMENT SAVINGS PLAN (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Defined Contribution Plan [Line Items]
Employer contibution	$ 0.2
Requisite service period	25.00%
Deferred Compensation Arrangement with Individual, Requisite Service Period	P4Y
Foreign Subsidiary
Defined Contribution Plan [Line Items]
Employer contibution	$ 0.9	$ 0.8	$ 0.7

The minimum period that the individual is required to perform services in order to be fully vested under the deferred compensation arrangement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Name:	us-gaap_DeferredCompensationArrangementWithIndividualRequisiteServicePeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration