Restructuring Charges - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	1 Months Ended	9 Months Ended			1 Months Ended	9 Months Ended			1 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
	Mar. 31, 2013	Jun. 30, 2012 June 2012 Plan [Member] Person	Sep. 29, 2013 June 2012 Plan [Member]	Sep. 29, 2013 June 2012 Plan [Member] Components and Sensors segment [Member]	Sep. 29, 2013 June 2012 Plan [Member] EMS [Member]	Dec. 31, 2012 December 2012 Plan [Member] Person	Sep. 29, 2013 December 2012 Plan [Member]	Sep. 29, 2013 December 2012 Plan [Member] Components and Sensors segment [Member]	Sep. 29, 2013 December 2012 Plan [Member] EMS [Member]	Sep. 29, 2013 June 2013 Plan [Member] Person	Sep. 29, 2013 June 2013 Plan [Member]	Sep. 29, 2013 June 2013 Plan [Member] Components and Sensors segment [Member]	Sep. 29, 2013 June 2013 Plan [Member] Components and Sensors segment [Member]	Sep. 29, 2013 June 2013 Plan [Member] EMS [Member]	Sep. 29, 2013 June 2013 Plan [Member] EMS [Member]
Restructuring Charges [Abstract]
Elimination of workforce		250				190				350
Restructuring and restructuring-related cost incurred to date	$ 0.8		$ 5.2	$ 2.1	$ 3.1		$ 4.2	$ 0.2	$ 0.6		$ 9.2
Restructuring and restructuring-related cost incurred												$ 0.9	$ 8.6	$ 0.2	$ 0.6