Note 13 - Goodwill and Other Intangible Assets

3 Months Ended

Mar. 31, 2024

Notes to Financial Statements

Goodwill and Intangible Assets Disclosure [Text Block]

13. Goodwill and Other Intangible Assets

Goodwill. Total goodwill was $375.7 million as of March 31, 2024, and remains unchanged compared with December 31, 2023. The Company completed its annual goodwill impairment testing and concluded that goodwill was not impaired as of December 31, 2023. Additionally, the Company reviewed the macroeconomic conditions on its business performance and market capitalization as a result of the banking industry market disruptions during the first three months of 2023 and 2024 and concluded that goodwill was not impaired as of  March 31, 2024.

Core Deposit Intangibles. 

The following table presents the gross carrying amount and accumulated amortization of core deposits intangible assets as of March 31, 2024 and December 31, 2023:

	March 31, 2024			December 31, 2023
	(In thousands)
Gross balance	$	10,562		$	10,562
Accumulated amortization		(5,542	)		(5,291	)
Impairment		(1,315	)		(1,227	)
Net carrying balance	$	3,705		$	4,044

There was $88 thousand in impairment write-downs included in amortization of core deposit intangibles for the three months ended March 31, 2024, and no impairment write-downs for the three months ended March 31, 2023.

The Company amortizes the core deposit intangibles based on the projected useful lives of the related deposits. The amortization expense related to the core deposit intangible assets was $339 thousand and $250 thousand for the three months ended March 31, 2024, and 2023, respectively.

The following table presents the estimated aggregate amortization expense of core deposit intangibles for each of the five succeeding years:

	Amount
	(In thousands)
2024	$	751
2025		946
2026		870
2027		870
Thereafter		268
Total	$	3,705