Note 4 - Acquisition (Details) - Fair Value of Assets Acquired and Liabilities Assumed (USD $) In Thousands, unless otherwise specified	Mar. 29, 2015
Assets:
Inventory	$ 434
Machinery and equipment	835
Total assets	2,934
Liabilities:
Accounts payable	434
Contingent consideration	2,500
Total liabilities	2,934
Customer Lists [Member]
Assets:
Finite-lived intangible asset	1,615
Noncompete Agreements [Member]
Assets:
Finite-lived intangible asset	$ 50

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Amount of assets acquired at the acquisition date.

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- Definition

The amount of liability arising from an inherited contingency (as defined) which has been recognized as of the acquisition date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

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-Publisher FASB

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-Topic 805

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-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464

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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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