Note 6 - Long-Term Debt (Details) (USD $)	0 Months Ended	1 Months Ended		10 Months Ended	12 Months Ended			0 Months Ended					1 Months Ended
	Mar. 05, 2013	Oct. 30, 2012	Oct. 31, 2012	Dec. 31, 2013	Dec. 31, 2013	Oct. 31, 2010	Jun. 30, 2006	Oct. 30, 2013 Credit Agreement [Member] Senior Secured Mortgage Loan [Member]	Oct. 30, 2013 MSD Credit [Member]	Mar. 05, 2013 Corporate Term Debt [Member]	Mar. 05, 2013 Senior Secured Mortgage Loan [Member]	Mar. 05, 2013 Convertible Bond [Member]	Mar. 31, 2013 Includes Legal Fees For Debt Refinancing [Member]
Note 6 - Long-Term Debt (Details) [Line Items]
Debt Instrument, Face Amount							$ 36,400,000
Line of Credit Facility, Maximum Borrowing Capacity						10,000,000
Proceeds from Lines of Credit	17,500,000	5,000,000	5,000,000
Warrants and Rights Outstanding			533,000
Long-term Debt				98,870,000	98,870,000					66,000,000
Mortgage Loans on Real Estate											30,000,000
Long Term Debt Term	3 years
Convertible Debt												53,500,000
Convertible Debt Term	5 years
undefined	17,500,000			10,000,000	10,000,000
Debt Instrument, Interest Rate, Stated Percentage	7.00%							8.00%			8.00%
Debt Instrument, Convertible, Conversion Price (in Dollars per share)	$ 8.05
Gains (Losses) on Extinguishment of Debt					(1,055,000)								1,060,000
Legal Fees				1,200,000
Secured Debt								10,000,000
Debt Instrument Covenant Term, Maximum Percentage of Sales Can be Retained								50.00%
Debt Instrument, Covenant Terms, First Sales Amount, Portion of Which Can Be Retained								10,000,000
Stock Issued During Period, Shares, Issued for Services (in Shares)									700,000
Stock Issued During Period, Value, Issued for Services									2,400,000
Debt Issuance Cost								$ 110,000