Note 13 - Segment and Geographic Information (Tables)

9 Months Ended

Sep. 30, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended September 30,				Nine Months Ended September 30,
	2014		2013		2014		2013
Orthobiologics	$	18,899,873	$	12,830,566	$	48,750,277	$	40,620,339
Dermal		401,355		267,766		938,966		1,066,409
Surgical		1,452,946		1,136,248		4,581,496		3,955,134
Ophthalmic		366,138		1,425,609		938,134		2,818,407
Veterinary		855,000		1,363,157		2,385,000		3,124,953
	$	21,975,312	$	17,023,346	$	57,593,873	$	51,585,242

Schedule of Revenue and Operating Income by Geographical Areas [Table Text Block]

	Three Months Ended September 30,
	2014					2013
	Total Revenue		Percentage of Revenue			Total Revenue		Percentage of Revenue
Geographic Location:
United States	$	18,455,167		84	%	$	14,485,821		82	%
Europe		1,784,414		8	%		1,656,656		9	%
Other		1,815,842		8	%		1,611,961		9	%
Total	$	22,055,423		100	%	$	17,754,438		100	%

	Nine Months Ended September 30,
	2014					2013
	Total Revenue		Percentage of Revenue			Total Revenue		Percentage of Revenue
Geographic Location:
United States	$	72,935,722		89	%	$	42,251,336		78	%
Europe		5,274,071		6	%		5,226,619		10	%
Other		4,130,577		5	%		6,351,871		12	%
Total	$	82,340,370		100	%	$	53,829,826		100	%