Note 2 - Long-Term Incentive Plans (Details) - Summary of the Company’s Stock Options	3 Months Ended
	Mar. 31, 2014
Options
Outstanding at January 1, 2014	5,994,788
Outstanding at March 31, 2014	6,240,506
Granted	495,000
Exercised	(241,627)
Forfeited and cancelled	(7,655)