SUBSEQUENT EVENT - Additional Information (Detail)					1 Months Ended	12 Months Ended			12 Months Ended							1 Months Ended						1 Months Ended			1 Months Ended
	Oct. 31, 2011 USD ($)	Oct. 31, 2011 Acquisition Zarlink Semiconductor, Inc CAD	Oct. 31, 2011 Acquisition Zarlink Semiconductor, Inc USD ($)	Oct. 02, 2011 Acquisition Zarlink Semiconductor, Inc USD ($)	Oct. 31, 2011 Acquisition Zarlink Semiconductor, Inc Subordinated Debentures Subject to Mandatory Redemption	Oct. 02, 2011 Minimum Senior Secured Credit Facility Revolving Credit Facility Second Amendment	Oct. 31, 2011 Minimum Second Amendment Revolving Loans And Swingline Base Rate	Oct. 31, 2011 Minimum Second Amendment Revolving Loans And Swingline Eurodollar Rate Loans	Oct. 02, 2011 Maximum Senior Secured Credit Facility Revolving Credit Facility Second Amendment	Oct. 31, 2011 Maximum Second Amendment Revolving Loans And Swingline Base Rate	Oct. 31, 2011 Maximum Second Amendment Revolving Loans And Swingline Eurodollar Rate Loans	Oct. 31, 2011 Senior Secured Credit Facility Term Loan Facility Second Amendment USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Term Loan Facility Second Amendment	Oct. 31, 2011 Senior Secured Credit Facility Revolving Credit Facility Second Amendment USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Revolving Credit Facility Second Amendment	Oct. 31, 2011 Senior Secured Credit Facility Second Amendment USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Second Amendment Letter of Credit	Oct. 31, 2011 Term Loan Facility Second Amendment Base Rate	Oct. 31, 2011 Term Loan Facility Second Amendment Eurodollar Rate Loans	Oct. 31, 2011 Second Amendment Federal Funds Rate Base Rate	Oct. 31, 2011 Second Amendment One-month Eurodollar Rate Base Rate	Oct. 31, 2011 Second Amendment Base Rate	Oct. 31, 2011 Second Amendment Eurodollar Rate Loans	Oct. 02, 2011 Amended and Restated Credit Agreement USD ($)	Oct. 31, 2011 Thailand Facilities Entity	Nov. 02, 2010 Senior Secured Credit Facility USD ($)	Oct. 02, 2011 Senior Secured Credit Facility Term Loan Facility USD ($)	Nov. 02, 2010 Senior Secured Credit Facility Term Loan Facility USD ($)	Nov. 02, 2010 Senior Secured Credit Facility Revolving Credit Facility USD ($)
Subsequent Event [Line Items]
Cost of acquired entity cash paid per share		3.98
Cost of acquired entity cash paid			$ 630,200,000
Convertible rate					6.00%
Maturity date					Sep. 30, 2012
Face amount												800,000,000														425,000,000		375,000,000	50,000,000
Amount borrowed under the facility														49,600,000													372,200,000
Expected quarterly interest payment																12,600,000
Basis points							75.00%	75.00%		100.00%	100.00%							150.00%	150.00%		1.00%
Applicable margin							3.00%	4.00%		3.75%	4.75%							3.50%	4.50%
Rate description																						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%.	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 1.25%.
Debt, stated rate																		2.25%	1.25%	0.50%
Additional maximum borrowing capacity																								200,000,000
Existing borrowing capacity	$ 100,000,000			$ 800,000,000
Original issue discount rate													2.00%
Upfront fee percentage															0.25%
Commitment fee percentage						0.25%			0.625%
Fronting fee percentage																	0.25%
Number of facilities forced to shutdown due to severe flooding																									2
Percentage of total quarterly revenues																									5.00%
Subsequent event period																									First quarter of fiscal year 2012