Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangibles

Changes in the carrying amount and accumulated amortization of the Company’s core deposit premiums and other intangible assets at June 30, 2023 and December 31, 2022 were as follows: 

	June 30,		December 31,
(In thousands)	2023		2022
Core deposit premiums:
Balance, beginning of year	$	116,016	$	93,862
Acquisitions(1)	—		36,500
Amortization	(7,377)		(14,346)
Balance, end of period	108,639		116,016
Books of business and other intangibles:
Balance, beginning of year	12,935		12,373
Acquisitions(2)	—		2,131
Amortization	(816)		(1,569)
Balance, end of period	12,119		12,935
Total other intangible assets, net	$	120,758	$	128,951

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(1)    A core deposit premium of $36.5 million was recorded during 2022 as part of the Spirit acquisition. See Note 2, Acquisitions, for additional information on acquisitions.

(2)    The Company recorded $2.1 million during 2022 related to servicing assets acquired as part of the Spirit acquisition. See Note 2, Acquisitions, for additional information on acquisitions.

The carrying basis and accumulated amortization of the Company’s other intangible assets at June 30, 2023 and December 31, 2022 were as follows: 

	June 30,		December 31,
(In thousands)	2023		2022
Core deposit premiums:
Gross carrying amount	$	187,467	$	189,996
Accumulated amortization	(78,828)		(73,980)
Core deposit premiums, net	108,639		116,016
Books of business and other intangibles:
Gross carrying amount	22,068		22,068
Accumulated amortization	(9,949)		(9,133)
Books of business and other intangibles, net	12,119		12,935
Total other intangible assets, net	$	120,758	$	128,951

Estimated Remaining Amortization Expense

The Company’s estimated remaining amortization expense on other intangible assets as of June 30, 2023 is as follows:

(In thousands)	Year	Amortization Expense
	Remainder of 2023	$	8,113
	2024	15,403
	2025	12,819
	2026	12,346
	2027	12,218
	Thereafter	59,859
	Total	$	120,758