Note 12 - Stock Compensation Plans (Details) - Stock Option Plans - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Stock Option Plans [Abstract]
Outstanding at January 1.	64,479	82,598
Outstanding at January 1.	$ 15.87	$ 15.98
Granted	0	0
Granted	$ 0	$ 0
Exercised	0	0
Exercised	$ 0	$ 0
Forfeited	0	(4,661)
Forfeited	$ 0	$ 16.05
Outstanding at June 30,	64,479	77,937
Outstanding at June 30,	$ 15.87	$ 15.98
Options exercisable at June 30,	64,479	77,937
Options exercisable at June 30,	$ 15.87	$ 15.98
Stock-based compensation expense	$ 0	$ 0