Note 19 - Parent Company Financial Statements (Details) - Condensed Statements of Income and Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income
Other noninterest income	$ (28)	$ 35	$ 27
Expense
Interest expense - subordinated notes payable to unconsolidated trusts	864	1,879	2,026
Noninterest expense	61,573	59,787	62,492
Income before income tax benefit and equity in undistributed income of subsidiaries	17,881	15,059	2,091
Income tax benefit	4,435	2,910	(647)
Net income	13,446	12,149	2,738
Other comprehensive (loss) income	(10,081)	226	5,745
Comprehensive income	3,365	12,375	8,483
Parent Company [Member]
Income
Dividends from subsidiaries	14,566	12,012	4,511
Interest	29	19	16
Other noninterest income	3,740	3,476	3,369
Total income	18,335	15,507	7,896
Expense
Interest expense - subordinated notes payable to unconsolidated trusts	864	1,879	2,026
Interest expense on other borrowed funds	0	0	2
Noninterest expense	3,980	3,875	3,484
Total expense	4,844	5,754	5,512
Income before income tax benefit and equity in undistributed income of subsidiaries	13,491	9,753	2,384
Income tax benefit	(428)	(759)	(854)
Income before equity in undistributed income of subsidiaries	13,919	10,512	3,238
Equity in undistributed (loss) income of subsidiaries	(473)	1,637	(500)
Net income	13,446	12,149	2,738
Other comprehensive (loss) income	(10,081)	226	5,745
Comprehensive income	$ 3,365	$ 12,375	$ 8,483