COMMITMENTS AND CONTINGENCIES (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Commitments and Contingencies Disclosure [Abstract]
Rent expense under operating leases	$ 7.4	$ 5.5	$ 4.4
Loss Contingencies [Line Items]
Long-term other receivable	11.9
Indian Government Tax Authority [Member]
Loss Contingencies [Line Items]
Service taxes paid	10.1
Accrued service taxes	1.8
Total service taxes	$ 11.9