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Note 6 - Intangible Assets and Goodwill (Tables)

12 Months Ended

Mar. 31, 2017

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

		Year Ended March 31,
		2017				2016
Tradenames		$	442,000			$	120,000
Customer relationships			751,000				-
Non-compete			69,700				-
Certification			47,000				-
Patents			1,090,000				1,090,000
Software			420,360				-
Other			22,242				-
			2,842,302				1,210,000
Less accumulated amortization and impairment			(1,465,603	)			(100,888	)
Intangible assets, net		$	1,376,699			$	1,109,112

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

Year ending March 31,
2018		$	350,146
2019			268,021
2020			162,840
2021			162,840
2022			101,422

Schedule of Goodwill [Table Text Block]

		Year Ended March 31,
		2017				2016
Goodwill, at original cost		$	4,793,013			$	375,408
			4,793,013				375,408
Less accumulated impairment			(375,408	)			(100,000	)
Goodwill, net of impairment		$	4,417,605			$	275,408

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+ References

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-SubTopic 30
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