RESTRUCTURING AND OTHER RELATED CHARGES (Details) - Summary of the restructuring and other related charges (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Amounts incurred in the year ended:
Amounts incurred in	$ 13,262	$ 4,689	$ 7,543
Employee Severance [Member]
Amounts incurred in the year ended:
Amounts incurred in	5,649	4,204	3,789
Facility Closing [Member]
Amounts incurred in the year ended:
Amounts incurred in	1,668	379	1,809
Other Restructuring [Member]
Amounts incurred in the year ended:
Amounts incurred in	1,629	106	1,945
Non-cash Facility and Other [Member]
Amounts incurred in the year ended:
Amounts incurred in	$ 4,316