Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Details) - Activity for our Stock Options, Outside of Plan (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Details) - Activity for our Stock Options, Outside of Plan [Line Items]
Options Outstanding (in Shares)	691,975
Price per share	$ 0.30	$ 0.30
Price per share	$ 0	$ 0
Price per share	$ 0	$ 0
Non Plan [Member]
Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Details) - Activity for our Stock Options, Outside of Plan [Line Items]
Options Outstanding (in Shares)	15,347,045	12,363,459	13,338,220	11,671,484
Price per share	$ 0.36	$ 0.43	$ 0.41	$ 0.43
Options Outstanding (in Shares)	2,008,825	691,975
Price per share	$ 0.30	$ 0.30
Options Outstanding (in Shares)	0	0
Price per share	$ 0	$ 0
Options Outstanding (in Shares)	0	0
Price per share	$ 0	$ 0
Non Plan [Member] | Minimum [Member]
Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Details) - Activity for our Stock Options, Outside of Plan [Line Items]
Price per share	$ 0.18	$ 0.25	$ 0.18	$ 0.25
Non Plan [Member] | Maximum [Member]
Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Details) - Activity for our Stock Options, Outside of Plan [Line Items]
Price per share	$ 1.00	$ 1.89	$ 1.00	$ 1.89