Note 6 - Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Goodwill [Table Text Block]

	2022		2021
	(dollars in thousands)
Balance, January 1	$	208,372	$	208,372
Acquired goodwill		-		-
Impairment		-		-
Balance, December 31	$	208,372	$	208,372

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

	Gross					Net
	Carrying		Accumulated			Carrying
	Amount		Amortization			Amount
	(dollars in thousands)
Core deposit intangibles
December 31, 2022	$	18,515	$	(11,203	)	$	7,312
Core deposit intangibles
December 31, 2021	$	18,515	$	(9,518	)	$	8,997

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

2023	$	1,438
2024		1,235
2025		1,116
2026		1,050
2027		989