GOODWILL AND INTANGIBLE ASSETS, NET (Tables)

9 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Intangible Assets

Goodwill and intangible assets, net consisted of the following components (amounts in thousands):

	June 30, 2013		September 30, 2012
Amortizable intangible assets
Completed technology	$	161,726	$	191,007
Customer relationships	173,149		205,145
Backlog	—		627
Other	1,255		3,212
	$	336,130	$	399,991
Non-amortizing intangible assets
Goodwill	790,236		790,236

Estimated Amortization Expense

Estimated amortization expense in each of the five succeeding years and thereafter is as follows (amounts in thousands):

	Year 1		Year 2		Year 3		Year 4		Year 5		Thereafter
Amortization expense	$	81,298	$	74,718	$	69,923	$	67,143	$	35,405	$	7,643