Note 10 - Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Servicing Liability at Amortized Cost [Table Text Block]

(Dollars in thousands)	Nine Months ended September 30, 2018			Twelve Months ended December 31, 2017			Nine Months ended September 30, 2017
Balance, beginning of period	$	1,724			1,604			1,604
Originations		533			675			461
Amortization		(412	)		(555	)		(411	)
Balance, end of period	$	1,845			1,724			1,654
Fair value of mortgage servicing rights	$	3,641			3,196			3,003

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	$	292,980		4.13	%		307		2,252
Original term 15 year fixed rate		98,179		3.16			132		991
Adjustable rate		54		4.38			272		2

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

	September 30, 2018
	Gross
(Dollars in thousands)	Carrying Amount		Accumulated Amortization			Unamortized Amount
Mortgage servicing rights	$	4,457		(2,612	)		1,845
Core deposit intangible		574		(294	)		280
Goodwill		802		0			802
Total	$	5,833		(2,906	)		2,927

	September 30, 2017
	Gross
(Dollars in thousands)	Carrying Amount		Accumulated Amortization			Unamortized Amount
Mortgage servicing rights	$	4,141		(2,487	)		1,654
Core deposit intangible		574		(195	)		379
Goodwill		802		0			802
Total	$	5,517		(2,682	)		2,835

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 ended December 31,
2018	$	122		25		147
2019		445		99		544
2020		371		99		470
2021		326		47		373
2022		265		10		275
Thereafter		316		0		316
Total	$	1,845		280		2,125