GOODWILL AND INTANGIBLE ASSETS, NET - Goodwill and Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified													12 Months Ended
	Sep. 30, 2012	Oct. 02, 2011	Sep. 30, 2012 Completed Technology	Oct. 02, 2011 Completed Technology	Sep. 30, 2012 Customer Relationships	Oct. 02, 2011 Customer Relationships	Sep. 30, 2012 Backlog	Oct. 02, 2011 Backlog	Sep. 30, 2012 Others	Oct. 02, 2011 Others	Sep. 30, 2012 Goodwill (member)	Oct. 02, 2011 Goodwill (member)	Sep. 30, 2012 Minimum Completed Technology	Sep. 30, 2012 Minimum Customer Relationships	Sep. 30, 2012 Minimum Backlog	Sep. 30, 2012 Maximum Completed Technology	Sep. 30, 2012 Maximum Customer Relationships	Sep. 30, 2012 Maximum Backlog	Oct. 02, 2011 Maximum Others
Goodwill and Intangible Assets Disclosure [Line Items]
Gross Carrying Value	$ 639,471	$ 404,892	$ 309,470	$ 253,838	$ 270,030	$ 116,760	$ 46,630	$ 26,900	$ 13,341	$ 7,394	$ 790,236	$ 491,079
Accumulated Amortization	$ (239,480)	$ (123,203)	$ (118,463)	$ (76,010)	$ (64,885)	$ (21,464)	$ (46,003)	$ (22,242)	$ (10,129)	$ (3,487)
Life (years)													2 years	4 years	1 year	15 years	15 years	2 years	5 years