v2.4.1.9

Segment Reporting (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Net sales
Net sales	$ 227,673us-gaap_Revenues	$ 205,267us-gaap_Revenues	$ 204,367us-gaap_Revenues
Total assets
Total assets	222,764us-gaap_Assets	213,478us-gaap_Assets	175,121us-gaap_Assets
Long-lived assets
Long-lived assets	87,217us-gaap_NoncurrentAssets	84,422us-gaap_NoncurrentAssets	72,676us-gaap_NoncurrentAssets
Americas [Member]
Net sales
Net sales	112,515us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	101,690us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	104,987us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember
Total assets
Total assets	145,816us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	138,828us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	110,392us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember
Long-lived assets
Long-lived assets	73,315us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	70,479us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember	60,240us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AmericasMember
EMEA [Member]
Net sales
Net sales	69,241us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	61,246us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	59,818us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember
Total assets
Total assets	59,439us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	58,388us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	50,054us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember
Long-lived assets
Long-lived assets	9,233us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	9,745us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember	8,085us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_EMEAMember
Asia/Pacific [Member]
Net sales
Net sales	45,917us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	42,331us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	39,562us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Total assets
Total assets	17,509us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	16,262us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	14,675us-gaap_Assets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Long-lived assets
Long-lived assets	$ 4,669us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	$ 4,198us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember	$ 4,351us-gaap_NoncurrentAssets / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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-Section S99

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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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X

- Definition

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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