Note 5 - Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Schedule of Intangible Assets and Goodwill [Table Text Block]

(in thousands)	March 31, 2020		December 31, 2019
Goodwill	$	12,513	$	12,513
Core deposit intangibles		2,203		2,285
Mortgage servicing rights		1,446		1,372

Schedule of Goodwill [Table Text Block]

	Three months ended
	March 31,
(in thousands)	2020		2019
Balance at beginning of period	$	12,513	$	682
Goodwill acquired		—		—
Recast adjustments		—		—
Impairment		—		—
Balance at end of period	$	12,513	$	682

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

	Three months ended
	March 31,
(in thousands)	2020			2019
Balance at beginning of period	$	2,285		$	1,057
Core deposit intangible acquired		—			—
Amortization		(82	)		(42	)
Balance at end of period	$	2,203		$	1,015

Schedule of Valuation Allowance for Impairment of Recognized Servicing Assets [Table Text Block]

	Three months ended
	March 31,
(in thousands)	2020			2019
Balance at beginning of period	$	1,372		$	1,022
Additions for mortgage loans sold		130			80
Amortization		(56	)		(32	)
Impairment		—			—
Balance at end of period	$	1,446		$	1,070