Note 14 - Other Comprehensive Income (Loss) (Details) - Comprehensive Income (Loss) Components (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Comprehensive Income (Loss) Components [Abstract]
Balance	$ 2,059	$ 835	$ 1,462
Balance	(25,977)	(24,333)	(16,579)
Balance	(23,918)	(23,498)	(15,117)
Change	(4,611)	1,224	(627)
Change	2,230	(1,644)	(7,754)
Change	(2,381)	(420)	(8,381)
Balance	(2,552)	2,059	835
Balance	(23,747)	(25,977)	(24,333)
Balance	$ (26,299)	$ (23,918)	$ (23,498)