Note 4 - Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Carrying value at September 30, 2015
(Dollars in thousands)	Total		Level 1		Level 2		Level 3
Securities available for sale	$	145,338		0		145,338		0
Mortgage loan commitments		93		0		93		0
Total	$	145,431		0		145,431		0

	Carrying value at December 31, 2014
(Dollars in thousands)	Total		Level 1		Level 2		Level 3
Securities available for sale	$	137,834		0		137,834		0
Mortgage loan commitments		16		0		16		0
Total	$	137,850		0		137,850		0

Fair Value Measurements, Nonrecurring [Table Text Block]

	Carrying value at September 30, 2015
(Dollars in thousands)	Total		Level 1		Level 2		Level 3		Three months ended September 30, 2015 Total gains (losses)			Nine months ended September 30, 2015 Total gains (losses)
Loans held for sale	$	5,153		0		5,153		0		83			75
Mortgage servicing rights		1,446		0		1,446		0		0			0
Loans (1)		9,848		0		9,848		0		39			(203	)
Real estate, net (2)		2,504		0		2,504		0		(200	)		(200	)
Total	$	18,951		0		18,951		0		(78	)		(328	)

	Carrying value at December 31, 2014
(Dollars in thousands)	Total		Level 1		Level 2		Level 3		Year ended December 31, 2014 Total gains (losses)
Loans held for sale	$	2,076		0		2,076		0		(1	)
Mortgage servicing rights		1,507		0		1,507		0		0
Loans (1)		11,882		0		11,882		0		532
Real estate, net (2)		3,103		0		3,103		0		(134	)
Total	$	18,568		0		18,568		0		397