Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill by segment

The table below illustrates goodwill by segment for the years ended December 31, 2022 and 2021 ($ in thousands):

	General
	Banking		Insurance			Total
Balance as of January 1, 2021	$	334,603	$	50,667		$	385,270
Adjustment during 2021		—		(1,033	)		(1,033	)
Balance as of December 31, 2021		334,603		49,634			384,237
Adjustment during 2022		—		—			—
Balance as of December 31, 2022	$	334,603	$	49,634		$	384,237

Schedule of identifiable intangible assets

At December 31, 2022 and 2021, identifiable intangible assets consisted of the following ($ in thousands):

	December 31, 2022						December 31, 2021
	Gross Carrying		Accumulated		Net Carrying		Gross Carrying		Accumulated		Net Carrying
	Amount		Amortization		Amount		Amount		Amortization		Amount
Core deposit intangibles	$	87,674	$	87,199	$	475	$	87,674	$	86,280	$	1,394
Insurance intangibles		17,272		14,157		3,115		17,272		13,709		3,563
Banking charters		1,325		1,275		50		1,325		1,208		117
Total	$	106,271	$	102,631	$	3,640	$	106,271	$	101,197	$	5,074

The following table illustrates the carrying amounts and remaining weighted-average amortization periods of identifiable intangible assets at December 31, 2022 ($ in thousands):

			Remaining
			Weighted-
			Average
	Net Carrying		Amortization
	Amount		Period in Years
Core deposit intangibles	$	475		3.4
Insurance intangibles		3,115		15.8
Banking charters		50		0.8
Total	$	3,640		14.0