Note 5 - Other Real Estate Owned - Foreclosed Properties Valuation Allowance (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018		Jun. 30, 2017
Other Real Estate Owned, balance at the beginning of the year	$ 4,046		$ 4,619
Other Real Estate Owned, Additions	697
Other Real Estate Owned, Writedowns
Other Real Estate Owned, Sales	(374)		(1,262)
Other Real Estate Owned, balance at the end of the year	4,369		3,357
Valuation Allowance, balance at the beginning of the year	(797)	[1]	(825)
Valuation Allowance, Additions
Valuation Allowance, Writedowns	(158)		(380)
Valuation Allowance, Sales			616
Valuation Allowance, Balance at the end of the year	(955)		(589)
Balance at the beginning of the year, net	3,249	[2]	3,794
Additions, Net	697
Writedowns, Net	(158)		(380)
Sales, Net	(374)		(646)
Balance at the end of the year, net	$ 3,414		$ 2,768

[1] Derived from consolidated audited financial statements.

[2] Derived from consolidated audited financial statements.