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Note 5 - Property, Plant and Equipment | 12 Months Ended
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Dec. 31, 2017
Notes to Financial Statements |
Property, Plant and Equipment Disclosure [Text Block] | Note 5 – Property, Plant and Equipment Major classes of property, plant and equipment consist of the following :
|  | 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 |
| ( 1 ) | Includes amortization expense of $ 45,645 and $31,356 for the years ending December 31, 2017 and 2016, respectively. Such amortization expense relates to other capitalized and intangible assets.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 + Details
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