Identifiable Intangible Assets and their Estimated Useful Lives (Detail) (USD $) In Thousands, unless otherwise specified		3 Months Ended					3 Months Ended
	Jan. 01, 2012 Zarlink Semiconductor, Inc.	Jan. 01, 2012 Zarlink Semiconductor, Inc. Completed Technology	Jan. 01, 2012 Zarlink Semiconductor, Inc. Customer Relationships	Jan. 01, 2012 Zarlink Semiconductor, Inc. Backlog	Jan. 01, 2012 Zarlink Semiconductor, Inc. Trade Names	Apr. 01, 2012 Timing Business of Maxim Integrated Products, Inc.	Apr. 01, 2012 Timing Business of Maxim Integrated Products, Inc. Completed Technology	Apr. 01, 2012 Timing Business of Maxim Integrated Products, Inc. Customer Relationships	Apr. 01, 2012 Timing Business of Maxim Integrated Products, Inc. Backlog
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets	$ 210,100	$ 47,800	$ 144,600	$ 15,700	$ 2,000	$ 12,960	$ 6,000	$ 6,700	$ 260
Weighted Average Useful Life (Years)		6 years	6 years	1 year	2 years		5 years	5 years	1 year