Business Combinations (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 item
Business Acquisition
Goodwill recognized during the period, related to business acquisition	$ 186,627
Number of acquisitions	5
Interconnect Products and Assemblies segment
Business Acquisition
Goodwill recognized during the period, related to business acquisition	$ 144,762