Note 4 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

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

	Carrying value at March 31, 2018
(Dollars in thousands)	Total		Level 1		Level 2		Level 3
Securities available for sale	$	81,174		0		81,174		0
Mortgage loan commitments		63		0		63		0
Total	$	81,237		0		81,237		0

	Carrying value at December 31, 2017
(Dollars in thousands)	Total		Level 1		Level 2		Level 3
Securities available for sale	$	77,472		0		77,472		0
Mortgage loan commitments		28		0		28		0
Total	$	77,500		0		77,500		0

Fair Value Measurements, Nonrecurring [Table Text Block]

	Carrying value at March 31, 2018
(Dollars in thousands)	Total		Level 1		Level 2		Level 3		Three months ended March 31, 2018 total gains (losses)
Loans held for sale	$	2,234		0		2,234		0		1
Mortgage servicing rights, net		1,724		0		1,724		0		0
Loans (1)		3,119		0		3,119		0		(51	)
Real estate, net (2)		701		0		701		0		0
Total	$	7,778		0		7,778		0		(50	)

	Carrying value at December 31, 2017
(Dollars in thousands)	Total		Level 1		Level 2		Level 3		Year ended December 31, 2017 total gains (losses)
Loans held for sale	$	1,837		0		1,837		0		1
Mortgage servicing rights, net		1,724		0		1,724		0		0
Loans (1)		3,201		0		3,201		0		(413	)
Real estate, net (2)		627		0		627		0		0
Total	$	7,389		0		7,389		0		(412	)