RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of accrued liability for the restructuring and related charges (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jun. 30, 2013	Sep. 30, 2012
RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of accrued liability for the restructuring and related charges [Line Items]
Accrued liability	$ 5,173	$ 3,640
Charges	8,547
Payments	(7,014)
Workforce Reduction [Member]
RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of accrued liability for the restructuring and related charges [Line Items]
Accrued liability	4,410	3,500
Charges	5,270
Payments	(4,360)
Facilities And Exit Costs [Member]
RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of accrued liability for the restructuring and related charges [Line Items]
Accrued liability	436	140
Charges	1,648
Payments	(1,352)
Other Related Costs [Member]
RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of accrued liability for the restructuring and related charges [Line Items]
Accrued liability	327	0
Charges	1,629
Payments	$ (1,302)