Note 14 - Subsequent Events (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended		0 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Aug. 05, 2014 Subsequent Event [Member]
Note 14 - Subsequent Events (Details) [Line Items]
Dividends, Common Stock			$ (5,003)	$ 5,151	$ 2,300
Common Stock, Dividends, Per Share, Declared	$ 0.05	$ 0.04	$ 0.11	$ 0.04	$ 0.04