Note 28 - Parent Company Financial Statements (Details) - Condensed Statements of Operations - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income:
Other income									$ 1,340	$ 3,152	$ 1,338
Total income	$ 640	$ 808	$ 881	$ 854	$ 1,144	$ 671	$ 2,136	$ 364	3,183	4,315	3,542
Expenses:
Other expenses									4,000	5,273	5,036
Total expenses	6,616	5,574	6,122	6,593	7,172	5,771	5,851	7,640	24,905	26,434	21,789
Income before income taxes and equity in undistributed net income of subsidiaries	2,375	3,689	3,354	2,630	1,587	1,798	3,025	897	12,048	7,307	12,786
Income tax expense	505	1,164	964	829	(96)	525	819	332	3,462	1,580	4,851
Net income	1,870	2,525	2,390	1,801	1,683	1,273	2,206	565	8,586	5,727	7,935
Less: Preferred stock extinguishment costs	102				50	50	50	50	102	200
Income available to common shareholders	$ 1,729	$ 2,475	$ 2,340	$ 1,751	$ 1,633	$ 1,223	$ 2,156	$ 515	8,295	5,527	7,735
Parent Company [Member]
Income:
Other income									6	482	257
Dividends from subsidiaries									2,850	10,100	12,224
Total income									2,856	10,582	12,481
Expenses:
Management fees paid to subsidiaries									229	208	254
Other expenses									604	2,082	678
Total expenses									833	2,290	932
Income before income taxes and equity in undistributed net income of subsidiaries									2,023	8,292	11,549
Income tax expense									1	1	1
Income before equity in undistributed net income of subsidiaries									2,022	8,291	11,548
Equity (deficit) in undistributed net income of subsidiaries									6,564	(2,564)	(3,613)
Net income									8,586	5,727	7,935
Less: Preferred stock extinguishment costs									102
Less: Preferred dividends									189	200	200
Income available to common shareholders									$ 8,295	$ 5,527	$ 7,735