CREDIT AGREEMENT AND RELATED INSTRUMENTS - Additional Information (Detail)	6 Months Ended		3 Months Ended		6 Months Ended								3 Months Ended			3 Months Ended				6 Months Ended			6 Months Ended								6 Months Ended		6 Months Ended			6 Months Ended								3 Months Ended
	Apr. 01, 2012 USD ($)	Oct. 02, 2011 USD ($)	Apr. 01, 2012 Interest Rate Swap USD ($) Contract	Apr. 03, 2011 Interest Rate Swap USD ($)	Apr. 01, 2012 Interest Rate Swap USD ($) Contract	Apr. 03, 2011 Interest Rate Swap USD ($)	Apr. 01, 2012 Interest Rate Swap Group One USD ($)	Apr. 01, 2012 Interest Rate Swap Group Two USD ($)	Apr. 01, 2012 Interest Rate Swap Group Three USD ($)	Apr. 01, 2012 Interest Rate Swap Current Liabilities USD ($)	Apr. 01, 2012 Interest Rate Swap Noncurrent Liabilities USD ($)	Oct. 02, 2011 Interest Rate Swap Noncurrent Liabilities USD ($)	Jan. 01, 2012 Foreign Exchange Forward USD ($)	Oct. 02, 2011 Foreign Exchange Forward USD ($)	Oct. 02, 2011 Foreign Exchange Forward CAD	Jan. 01, 2012 Senior Secured Credit Facility Term Loan Facility USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Term Loan Facility USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Term Loan Facility Fair Value, Inputs, Level 2 USD ($)	Apr. 01, 2012 Amended and Restated Credit Agreement USD ($)	Apr. 01, 2012 Second Amendment Eurodollar Rate Loans	Apr. 01, 2012 Second Amendment Term Loan Facility USD ($)	Oct. 02, 2011 Second Amendment Term Loan Facility USD ($)	Apr. 01, 2012 Second Amendment Term Loan Facility Minimum USD ($)	Apr. 01, 2012 Second Amendment Term Loan Facility Base Rate	Apr. 01, 2012 Second Amendment Term Loan Facility Eurodollar Rate Loans	Apr. 01, 2012 Second Amendment Revolving Credit Facility USD ($)	Oct. 02, 2011 Second Amendment Revolving Credit Facility USD ($)	Apr. 01, 2012 Second Amendment Federal Funds Rate Base Rate	Apr. 01, 2012 Second Amendment One-month Eurodollar Rate Eurodollar Rate Loans	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility USD ($)	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility Term Loan Facility USD ($)	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility Revolving Credit Facility USD ($)	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility Revolving Credit Facility Minimum	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility Revolving Credit Facility Maximum	Apr. 01, 2012 Second Amendment Senior Secured Credit Facility Letter of Credit	Apr. 01, 2012 Third Amendment Base Rate	Apr. 01, 2012 Third Amendment Term Loan Facility Base Rate	Apr. 01, 2012 Third Amendment Term Loan Facility Eurodollar Rate Loans	Apr. 01, 2012 Third Amendment Revolving Loans And Swingline Base Rate Minimum	Apr. 01, 2012 Third Amendment Revolving Loans And Swingline Base Rate Maximum	Apr. 01, 2012 Third Amendment Revolving Loans And Swingline Eurodollar Rate Loans Minimum	Apr. 01, 2012 Third Amendment Revolving Loans And Swingline Eurodollar Rate Loans Maximum	Apr. 01, 2012 Third Amendment Senior Secured Credit Facility USD ($)	Apr. 01, 2012 Third Amendment Senior Secured Credit Facility Term Loan Facility USD ($)	Apr. 01, 2012 Third Amendment Senior Secured Credit Facility Revolving Credit Facility USD ($)
Line of Credit Facility [Line Items]
Debt extinguishment costs																															$ 34,000,000													$ 1,200,000
Face amount																														850,000,000	800,000,000	50,000,000											860,000,000	810,000,000	50,000,000
Discount on term loan facility																															2.00%
Revolving facility fee rate																																0.25%
Amendment costs																																												9,100,000
Repricing premium																																												1.00%
Deferred financing cost																																												7,900,000
Applicable margin																																					2.00%	3.00%	3.00%	3.75%	4.00%	4.75%
Rate description																				The “Eurodollar Rate” is defined as (a) the rate per annum offered for deposits of dollars for the applicable interest period that appears on Reuters Screen LIBOR01 Page as of 11:00 A.M., London, England time, two (2) business days prior to the first day of such interest period or (b) if no such offered rate exists, such rate will be the rate of interest per annum as determined by the administrative agent (rounded upwards, if necessary, to the nearest 1/100 of 1%) at which deposits of dollars in immediately available funds are offered at 11:00 A.M., London, England time, two (2) business days prior to the first day in the applicable interest period by major financial institutions reasonably satisfactory to the administrative agent in the London interbank market for such interest period and for an amount equal or comparable to the principal amount of the loans to be borrowed, converted or continued as Eurodollar Rate loans on such date of determination. In the case of term loans, the Eurodollar Rate will not be lower than 1.00%.																The "Base Rate" is defined as a rate per annum equal to the greatest of (a) the prime rate, (b) 1/2 of 1% per annum above the federal funds effective rate, (c) the one-month Eurodollar Rate plus 1%, and (d) in the case of any term loans, 2.25%.
Debt, stated rate																					4.00%			2.25%	1.00%			0.50%
Basis points																													1.00%
Amount borrowed under the facility																	372,200,000				808,000,000	372,200,000
Outstanding letter of credit																										400,000	400,000
Maturity date																					Feb. 02, 2017
Minimum principal payment per quarter																							2,000,000
Minimum principal payment per year																							8,100,000
Additional maximum borrowing capacity																			212,000,000
Line of credit facility utilized																			12,000,000
Commitment fee percentage																																	0.25%	0.625%
Fronting fee percentage																																			0.25%
Number of derivative agreements			3		3
Notional amount							24,000,000	121,000,000	24,000,000
Fixed rate							1.49%	1.83%	2.21%
Derivative maturity period							2 years	3 years	4 years
Fair value of foreign currency forward		11,675,000								100,000	2,500,000	2,800,000		11,700,000
Change in fair value			(100,000)	200,000	200,000	(500,000)
Fair value outstanding term loan																		361,000,000
Extinguishment of debt	470,296,000															372,200,000
Change in fair value of principal outstanding																(11,200,000)
Foreign currency agreed upon purchase amount															623,000,000
Foreign currency contract amount														608,200,000
Income related to settlement of forward agreement													$ 15,400,000