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Intangible Assets Intangible Assets - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands | Oct. 03, 2015 | Jan. 03, 2015
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Finite-Lived Intangible Assets [Line Items] |  |
Total cost | $ 43,683 | $ 40,786
Total accumulated amortization | (15,800) | (13,015)
Intangible assets, net | 27,883 | 27,771
Patents |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | 21,606 | 20,459
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | 7,669 | 7,669
Acquired technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | 5,580 | 5,580
Trademarks |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | 3,867 | 3,562
Capitalized software development costs |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | 2,427 | 2,066
Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total cost | $ 2,534 | $ 1,450

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