Note 10 - Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 10 - Commitments and Contingencies (Details) [Line Items]
Operating Leases, Rent Expense	$ 1,600,000	$ 1,500,000	$ 1,500,000
Contractual Obligation	346,950,000
University of Kentucky [Member]
Note 10 - Commitments and Contingencies (Details) [Line Items]
Contractual Obligation	13,300,000
Equity Option [Member]
Note 10 - Commitments and Contingencies (Details) [Line Items]
Derivative Liability	$ 1,400,000