Note 8 - Intangible Assets and Goodwill (Tables)

9 Months Ended

Sep. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table Text Block]

			September 30, 2014								December 31, 2013
	Gross Value		Currency Translation Adjustment			Accumulated Amortization			Net Book Value		Net Book Value		Useful Life
Developed technology	$	16,700,000	$	(1,828,214	)	$	(4,779,123	)	$	10,092,663	$	11,753,003		15
In-process research & development		5,502,686		(638,426	)		-			4,864,260		5,286,127		Indefinite
Distributor relationships		4,700,000		(440,953	)		(4,084,944	)		174,103		863,655		5
Patents		1,000,000		(107,910	)		(271,208	)		620,882		719,574		16
Elevess trade name		1,000,000		-			(717,964	)		282,036		376,050		9
Total	$	28,902,686	$	(3,015,503	)	$	(9,853,239	)	$	16,033,944	$	18,998,409

Schedule of Goodwill [Table Text Block]

Goodwill	Three Months Ended September 30, 2014			Nine Months Ended September 30, 2014
Balance, beginning	$	9,360,884		$	9,443,894
Effect of foreign currency adjustments		(658,589	)		(741,599	)
Balance, ending	$	8,702,295		$	8,702,295