Note 2 - Long-Term Incentive Plans (Details) - Summary of the Company’s Stock Options	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014
Summary of the Company’s Stock Options [Abstract]
Outstanding at January 1, 2014			5,994,788
Granted	0	0	866,250
Exercised			(665,597)
Forfeited and cancelled			(73,438)
Outstanding at September 30, 2014	6,122,003		6,122,003