Summary of Financial Information for Reportable Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Total net sales	$ 177,544	$ 188,233	$ 342,614	$ 363,636
Total Segment Profit	39,845	47,610	73,464	89,875
CCS
Segment Reporting Information [Line Items]
Total net sales	114,634	123,144	218,595	238,696
Total Segment Profit	28,581	34,683	50,659	66,752
ME
Segment Reporting Information [Line Items]
Total net sales	45,869	44,565	90,001	85,270
Total Segment Profit	9,364	8,523	18,689	14,051
SMD
Segment Reporting Information [Line Items]
Total net sales	17,041	20,524	34,018	39,670
Total Segment Profit	$ 1,900	$ 4,404	$ 4,116	$ 9,072