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Intangible Assets (Tables) | 12 Months Ended
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Dec. 28, 2013
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Summary of Finite-lived intangible assets | Finite-lived intangible assets as of December 28, 2013 and December 29, 2012 consist of the following (in thousands):
| Adjusted cost as of December 28, 2013 |  | Accumulated amortization as of December 28, 2013 |  | Net carrying amount as of December 28, 2013
Developed technology | $ | 18,095 |  |  | $ | (11,032 | ) |  | $ | 7,063 |
Customer relationships | 9,573 |  |  | (9,263 | ) |  | 310 |
Brand names | 1,927 |  |  | (1,700 | ) |  | 227 |
Patented technology | 2,252 |  |  | (1,988 | ) |  | 264 |
Trademark | 80 |  |  | (80 | ) |  | — |
Total | $ | 31,927 |  |  | $ | (24,063 | ) |  | $ | 7,864 |
| Adjusted cost as of December 29, 2012 |  | Accumulated amortization as of December 29, 2012 |  | Net carrying amount as of December 29, 2012
Developed technology | $ | 17,700 |  |  | $ | (8,277 | ) |  | $ | 9,423 |
Customer relationships | 9,538 |  |  | (8,643 | ) |  | 895 |
Brand names | 1,927 |  |  | (1,599 | ) |  | 328 |
Patented technology | 2,252 |  |  | (1,922 | ) |  | 330 |
Trademark | 80 |  |  | (76 | ) |  | 4 |
Total | $ | 31,497 |  |  | $ | (20,517 | ) |  | $ | 10,980 |
Estimated future amortization expense | The estimated future amortization expense as of December 28, 2013 is as follows (in thousands):
Fiscal Years | Amounts
2014 | $ | 3,097 |
2015 | 2,405 |
2016 | 1,924 |
2017 | 232 |
2018 | 140 |
Thereafter | 66 |
Total amortization | $ | 7,864 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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