Note 10 - Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Servicing Liability at Amortized Cost [Table Text Block]

(Dollars in thousands)	Six Months ended June 30, 2018			Twelve Months ended December 31, 2017			Six Months ended June 30, 2017
Balance, beginning of period	$	1,724			1,604			1,604
Originations		357			675			320
Amortization		(268	)		(555	)		(269	)
Balance, end of period	$	1,813			1,724			1,655
Fair value of mortgage servicing rights	$	3,620			3,196			3,027

Summary of Risk Characteristics of Loans Being Serviced [Table Text Block]

			Weighted			Weighted
	Loan		Average			Average
	Principal		Interest			Remaining		Number
(Dollars in thousands)	Balance		Rate			Term (months)		of Loans
Original term 30 year fixed rate	$	284,802		4.10	%		307		2,213
Original term 15 year fixed rate		100,131		3.14			133		1,026
Adjustable rate		54		4.38			275		2

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	June 30, 2018
	Gross
(Dollars in thousands)	Carrying Amount		Accumulated Amortization			Unamortized Amount
Mortgage servicing rights	$	4,394		(2,581	)		1,813
Core deposit intangible		574		(269	)		305
Goodwill		802		0			802
Total	$	5,770		(2,850	)		2,920

	June 30, 2017
	Gross
(Dollars in thousands)	Carrying Amount		Accumulated Amortization			Unamortized Amount
Mortgage servicing rights	$	4,106		(2,451	)		1,655
Core deposit intangible		574		(170	)		404
Goodwill		802		0			802
Total	$	5,482		(2,621	)		2,861

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

(Dollars in thousands)	Mortgage Servicing Rights		Core Deposit Intangible		Total Amortizing Intangible Assets
Year ending December 31,
2018	$	239		50		289
2019		421		99		520
2020		350		99		449
2021		304		47		351
2022		242		10		252
Thereafter		257		0		257
Total	$	1,813		305		2,118