Note 8 - Intangible Assets and Goodwill (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTextBlock

			September 30, 2013								December 31, 2012
	Gross Value		Currency Translation Adjustment			Accumulated Amortization			Net Book Value		Net Book Value		Useful Life
Developed technology	$	16,700,000	$	(1,161,777	)	$	(3,731,121	)	$	11,807,102	$	12,370,042	15
In-process research & development		5,502,686		(310,550	)		-			5,192,136		4,980,574	Indefinite
Distributor relationships		4,700,000		(440,316	)		(3,189,671	)		1,070,013		1,733,453	5
Patents		1,000,000		(67,334	)		(212,079	)		720,587		749,166	16
Elevess trade name		1,000,000		-			(592,612	)		407,388		501,401	9
Total	$	28,902,686	$	(1,979,977	)	$	(7,725,483	)	$	19,197,226	$	20,334,636

Schedule of Goodwill [Table Text Block]

	For the three months ended September 30, 2013		For the nine months ended September 30, 2013
Balance, beginning	$	8,923,197	$	9,065,891
Effect of foreign currency adjustments		351,933		209,239
Balance, ending	$	9,275,130	$	9,275,130