Note 1 - Summary of Significant Accounting Policies (Details) - Weighted Average Number of Shares	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Weighted Average Number of Shares [Abstract]
Average number of common shares outstanding	6,947,974	6,942,411	6,936,869
Effect of dilutive options	20,419	17,456	13,994
Average number of common shares outstanding used to calculate diluted earnings per common share	6,968,393	6,959,867	6,950,863