Note 5 - Other Real Estate Owned - Foreclosed Properties Valuation Allowance (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017		Sep. 30, 2016
Other Real Estate Owned, balance at the beginning of the year	$ 4,619		$ 5,657
Other Real Estate Owned, Additions	1,024		481
Other Real Estate Owned, Writedowns
Other Real Estate Owned, Sales	(1,492)		(1,444)
Other Real Estate Owned, balance at the end of the year	4,151		4,694
Valuation Allowance, balance at the beginning of the year	(825)	[1]	(420)
Valuation Allowance, Additions
Valuation Allowance, Writedowns	(380)
Valuation Allowance, Sales	616
Valuation Allowance, balance at the end of the year	(589)		(420)
Balance at the beginning of the year, net	3,794	[2]	5,237
Additions, Net	1,024		481
Writedowns, Net	(380)
Sales, Net	(876)		(1,444)
Balance at the end of the year, net	$ 3,562		$ 4,274

[1] Derived from consolidated audited financial statements.

[2] Derived from consolidated audited financial statements.