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Note 5 - Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Property, Plant and Equipment [Table Text Block]

		2017				2016
Land		$	6,929,000			$	2,220,000
Buildings			15,917,925				6,631,039
Building improvements			5,805,045				5,615,823
Machinery and equipment			3,246,877				2,671,333
Furniture and fixtures			563,959				547,144
Computer equipment			587,147				479,534
Software			427,441				---
Transportation equipment			65,994				65,994
Lab equipment			1,979,181				1,975,533
Totals at cost			35,522,568				20,206,400
Less: Accumulated depreciation and amortization			(6,683,111	)			(5,861,476	)
Property, plant and equipment, net		$	28,839,457			$	14,344,924
Deprec iation and amortization expense (1)		$	867,277			$	813,657

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration