Note 14 - Other Comprehensive Income (Loss) (Details) - Comprehensive Income (Loss) Components income tax effect (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Comprehensive Income (Loss) Components income tax effect [Abstract]
Balance	$ 602	$ 457	$ 75
Balance	7,276	6,146	883
Balance	7,878	6,603	958
Change	17	145	382
Change	(1,512)	1,130	5,263
Change	(1,495)	1,275	5,645
Balance	619	602	457
Balance	5,764	7,276	6,146
Balance	$ 6,383	$ 7,878	$ 6,603