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Segments (Details 1) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2012
|
Sep. 29, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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Oct. 01, 2011
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Jul. 02, 2011
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Apr. 02, 2011
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | $ 67,420 | $ 68,899 | $ 64,989 | $ 65,138 | $ 61,156 | $ 56,404 | $ 55,475 | $ 55,128 | $ 266,446 | $ 228,163 | $ 195,754 |
|
North America [Member]
|
|||||||||||
| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | 233,245 | 196,447 | 168,556 | ||||||||
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Europe [Member]
|
|||||||||||
| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | 16,188 | 16,238 | 11,294 | ||||||||
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Asia [Member]
|
|||||||||||
| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | 14,030 | 12,544 | 13,026 | ||||||||
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South America [Member]
|
|||||||||||
| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | 1,937 | 2,678 | 2,457 | ||||||||
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Other Continent [Member]
|
|||||||||||
| Summarizes the Company's sales by geographic region | |||||||||||
| Sales | $ 1,046 | $ 256 | $ 421 | ||||||||