Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response)

-URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780

Name:	us-gaap_DeferredRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Note 10 - Mitek Monovisc Agreement (Details) (Miltek MONOVISC Agreement [Member], USD $)	1 Months Ended	3 Months Ended		6 Months Ended
	Dec. 31, 2011	Jun. 30, 2014	Mar. 31, 2014	Jun. 30, 2014
Miltek MONOVISC Agreement [Member]
Note 10 - Mitek Monovisc Agreement (Details) [Line Items]
Contract Term, Years	15 years
Deferred Revenue	$ 2,500,000
Revenue Recognition, Milestone Method, Revenue Recognized		$ 5,000,000	$ 2,200,000	$ 17,500,000