INCOME TAXES - Components of Deferred Tax Assets (Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Oct. 02, 2011
Income Tax Disclosure [Abstract]
Accounts receivable, net	$ 925	$ 1,159
Inventories	12,109	22,041
Accrued employee benefit expenses	5,230	6,209
Net operating losses	142,986	32,095
Tax credits	137,628	31,051
Accrued other expenses	7,776	9,296
Deferred equity compensation	14,111	12,075
Property and equipment, net	3,152	(465)
Other assets	17,155	7,822
Total deferred tax assets	341,072	121,283
Intangible assets	(101,250)	(96,624)
Total deferred tax liabilities	(101,250)	(96,624)
Less valuation allowance	(211,530)	(16,803)
Deferred Tax Assets (Liabilities), Net, Total	$ 28,292	$ 7,856