Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The change in goodwill during the year is as follows:

	2021		2020
	(dollars in thousands)
Balance, January 1	$	208,372	$	162,574
Acquired goodwill		-		45,798
Impairment		-		-
Balance, December 31	$	208,372	$	208,372

Intangible Assets Disclosure [Text Block]

The table below provides information regarding the carrying amounts and accumulated amortization of total amortized intangible assets as of the dates set forth below.

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(dollars in thousands)
Core deposit intangibles
December 31, 2021	$	18,515	$	(9,518)	$	8,997
Core deposit intangibles
December 31, 2020	$	18,515	$	(7,538)	$	10,977

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

Aggregate amortization expense was approximately $2.0 million, $2.6 million and $1.4 million for 2021, 2020 and 2019, respectively. Estimated amortization expense for each of the next five years (dollars in thousands):

2022	$	1,684
2023		1,438
2024		1,235
2025		1,116
2026		1,050