Note 7 - Intangible Assets and Loan Servicing (Tables)

12 Months Ended

Dec. 31, 2019

Transfers And Servicing Of Financial Assets [Abstract]

Activity of Mortgage Servicing Rights

The following table reflects the activity of mortgage servicing rights for the periods indicated:

Year ended December 31,	2019			2018			2017
Balance at beginning of year	$	451		$	483		$	498
Mortgage servicing rights capitalized		61			33			67
Mortgage servicing rights amortized		(72	)		(66	)		(83	)
Fair market value adjustments		1			1			1
Balance at end of year	$	441		$	451		$	483

Annual Estimated Amortization Expense of Intangible Assets

The annual estimated amortization expense of intangible assets for each of the five succeeding fiscal years is as follows:

2020	$	75
2021		63
2022		53
2023		45
2024		37