Note 7 - Stock Option Activity (Details)	9 Months Ended
	Sep. 30, 2015 $ / shares shares
Outstanding at January 1, 2015 (in shares) | shares	760,000
Outstanding at January 1, 2015 (in dollars per share)	$ 2.63
Outstanding at January 1, 2015 (in dollars per share)	$ 1.09
Outstanding at September 30, 2015 (in shares) | shares	760,000
Outstanding at September 30, 2015 (in dollars per share)	$ 2.63
Outstanding at September 30, 2015 (in dollars per share)	$ 1.09
Options Vested (in shares) | shares	704,000
Exercisable at September 30, 2015 (in shares) | shares	304,000