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Note 2 - Acquisitions Dispositions (Details) - Purchase Price Allocation - BGI (USD $)	Sep. 30, 2014	Mar. 31, 2014	Apr. 15, 2014 BGI [Member]
Note 2 - Acquisitions Dispositions (Details) - Purchase Price Allocation - BGI [Line Items]
Inventories, net			$ 1,268,000
Property, plant and equipment, net			47,000
Intangibles, net			5,711,000
Goodwill	42,334,000	37,866,000	3,295,000
Accrued expenses			(53,000)
Total purchase price allocation			$ 10,268,000

X

- Definition

Amount of liabilities incurred that are used in an entity's business, assumed at the acquisition date.

+ References

No definition available.

+ Details

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X

- Definition

Amount of intangible assets, excluding goodwill, acquired at 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)

-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

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X

- Definition

The amount of inventory recognized as of the acquisition date.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

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-Paragraph 1

-Subparagraph (c)

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X

- Definition

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

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

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X

- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB

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-Paragraph 1

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