Geographic and Product Data (Details 1) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Oct. 03, 2014
|
Sep. 27, 2013
|
Oct. 03, 2014
|
Sep. 27, 2013
|
|
Product Information [Line Items] | ||||
Net sales | $ 18,188 | $ 17,106 | $ 58,414 | $ 53,271 |
Implantable Collamer Lenses [Member]
|
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Product Information [Line Items] | ||||
Net sales | 10,640 | 10,725 | 35,052 | 32,616 |
Intraocular Lenses [Member]
|
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Product Information [Line Items] | ||||
Net sales | 5,763 | 5,322 | 18,804 | 17,533 |
Core products [Member]
|
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Product Information [Line Items] | ||||
Net sales | 16,403 | 16,047 | 53,856 | 50,149 |
Other surgical products [Member]
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Product Information [Line Items] | ||||
Net sales | $ 1,785 | $ 1,059 | $ 4,558 | $ 3,122 |