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Note 8 - Intangible Assets (Details) - Components of Intangible Assets (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 28, 2013 | Dec. 31, 2011 | Dec. 29, 2012
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | $ 216 | $ 210 | $ 332
2014 | 79 |  |
2015 | 53 |  |
2016 | 39 |  |
2017 | 30 |  |
2018 | 15 |  |
Intangibles acquired |  | 250 |
Amortization of intangibles | (116) | (128) |
Restricted Covenants [Member] | Engineering [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 44 |  |
Restricted Covenants [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 44 |  |
Customer Relationship2 [Member] | Engineering [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 135 |  |
Customer Relationship2 [Member] | Information Technology [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 37 |  |
Customer Relationship2 [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 172 |  |
Engineering [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 179 |  | 226
2014 | 47 |  |
2015 | 48 |  |
2016 | 39 |  |
2017 | 30 |  |
2018 | 15 |  |
Intangibles acquired |  | 250 |
Amortization of intangibles | (47) | (24) |
Information Technology [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite Lived Intangible asset | 37 | 210 | 106
2014 | 32 |  |
2015 | 5 |  |
Amortization of intangibles | $ (69) | $ (104) |

X
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. + References No definition available. + Details
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- Definition Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense expected to be recognized during the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense expected to be recognized during the fourth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense expected to be recognized during the third fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense expected to be recognized during the second fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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