INCOME TAXES - Additional Information (Detail) (USD $)	3 Months Ended
	Jan. 01, 2012	Jan. 02, 2011	Oct. 02, 2011
Income Taxes [Line Items]
Benefit for income taxes	$ 309,000	$ 13,485,000
Income (loss) before income taxes	(44,911,000)	(14,781,000)
Unrecognized tax benefits	39,700,000		36,600,000
Unrecognized tax benefit, interest and penalties	4,500,000		4,200,000
Unrecognized tax benefit that would impact effective tax rate	37,000,000		34,000,000
Within the next twelve months
Income Taxes [Line Items]
Anticipated decrease in unrecognized tax benefits	$ 11,600,000
Federal
Income Taxes [Line Items]
Open tax years by major tax jurisdiction	2007 through 2011
Federal | Minimum
Income Taxes [Line Items]
Open tax year	2007
Federal | Maximum
Income Taxes [Line Items]
Open tax year	2011
State
Income Taxes [Line Items]
Open tax years by major tax jurisdiction	2007 through 2011
State | Minimum
Income Taxes [Line Items]
Open tax year	2007
State | Maximum
Income Taxes [Line Items]
Open tax year	2011
Foreign Country
Income Taxes [Line Items]
Open tax years by major tax jurisdiction	2007 through 2011
Foreign Country | Minimum
Income Taxes [Line Items]
Open tax year	2007
Foreign Country | Maximum
Income Taxes [Line Items]
Open tax year	2011