Note 8 - Equity Issuances (Details) (USD $)	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2013 Selling, General and Administrative Expenses [Member]	Jun. 30, 2012 Selling, General and Administrative Expenses [Member]	Jun. 30, 2013 Cost of Employee and Director Services [Member]	Jun. 30, 2013 Cost of Employee and Director Services [Member]
Note 8 - Equity Issuances (Details) [Line Items]
Allocated Share-based Compensation Expense	$ 63,000	$ 121,000	$ 42,000	$ 118,000