GOODWILL AND OTHER INTANGIBLE ASSETS, NET (Tables)

3 Months Ended

Jan. 01, 2012

Goodwill and Intangible Assets, Net

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

	January 1, 2012		October 2, 2011
Non-amortizing intangible assets
Goodwill	$	781,917	$	491,079
Amortizable intangible assets, net
Completed technology	$	233,963	$	177,828
Customer relationships		213,668		95,296
Backlog		14,655		4,658
Other		4,640		3,907
	$	466,926	$	281,689

Estimated Future Amortization Expense

The following table summarizes our estimated future amortization expense by period (amounts in thousands):

	Less than 1 year		1-2 years		2-3 years		3-4 years		Thereafter
Amortization expense	$	96,871	$	80,837	$	74,739	$	69,667	$	144,812