Note 13 - Income Taxes - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Allowance for loan and lease losses	$ 8,278	$ 7,580
Discount on purchased loans	2,044	2,584
Real estate owned	263	1,743
Section 382 net operating loss carryforward	1,976	2,114
Net operating loss carryforward	1,346	7,710
Nonaccrual loan interest	1,471	1,266
Unrealized loss on securities available for sale	891	0
Other	1,923	1,365
Total deferred tax assets	18,192	24,362
Valuation allowance	0	(897)
Deferred tax asset, net of allowance	18,192	23,465
Office properties	(2,964)	(2,990)
Core deposit intangible	(2,293)	(2,562)
Unrealized gain on securities available for sale	0	(239)
Other	(1,316)	(961)
Total deferred tax liabilities	(6,573)	(6,752)
Net deferred tax asset	$ 11,619	$ 16,713