Note 29 - Parent Company Financial Statements - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 30, 2014	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of debt issuance costs			$ 40	$ 4
Decrease (increase) in other assets			117	505	(946)
Increase (decrease) in other liabilities			306	(1,219)	2,464
Net cash provided by operating activities			11,884	10,338	14,080
Cash flows from investing activities:
Proceeds from settlement of note to former mortgage subsidiary	$ 686	$ 686			686
Net cash provided by investing activities			31,212	(30,293)	(45,921)
Cash flows from financing activities:
Debt issuance costs paid				(225)
Redemption of preferred stock				(20,000)
Preferred stock extinguishment costs				(33)
Cash dividends paid on preferred stock				(189)	(200)
Cash dividends paid on common stock			(1,603)	(1,601)	(1,626)
Proceeds from stock options exercised			10	156	23
Repayment of junior subordinated debentures					(4,629)
Repurchase of common stock					(4,562)
Net cash used in financing activities			(25,881)	12,725	31,748
Changes in cash and cash equivalents			17,215	(7,230)	(93)
Supplemental disclosures of non cash financing activities:
Vested restricted stock issued under employee plans			84	36	66
Parent Company [Member]
Cash flows from operating activities:
Net income			5,259	8,586	5,727
Adjustments to reconcile net income to net cash provided by operating activities:
Compensation associated with stock options				1	1
Gain on termination of debt					(406)
(Deficit) equity in undistributed net income of subsidiaries			(3,066)	(6,564)	2,564
Amortization of debt issuance costs			40
Decrease (increase) in other assets			6	371	1,209
Increase (decrease) in other liabilities			(137)	229	55
Net cash provided by operating activities			2,102	2,623	9,150
Cash flows from investing activities:
Promissory note repayments					292
Proceeds from settlement of note to former mortgage subsidiary					686
Net cash provided by investing activities					978
Cash flows from financing activities:
Advances of term debt				20,000
Repayment of term debt			(1,001)	(83)
Debt issuance costs paid				(223)
Redemption of preferred stock				(20,000)
Preferred stock extinguishment costs				(33)
Cash dividends paid on preferred stock				(189)	(200)
Cash dividends paid on common stock			(1,603)	(1,601)	(1,626)
Proceeds from stock options exercised			10	156	23
Repayment of junior subordinated debentures					(4,629)
Repurchase of common stock					(4,562)
Net cash used in financing activities			(2,594)	(1,973)	(10,994)
Changes in cash and cash equivalents			(492)	650	(866)
Cash and cash equivalents, beginning of year		$ 1,201	985	335	1,201
Cash and cash equivalents, end of year			493	985	335
Supplemental disclosures of non cash financing activities:
Vested restricted stock issued under employee plans			$ 84	$ 36	$ 66