Mergers and Acquisitions (Tables)

12 Months Ended

Dec. 31, 2022

Business Combination and Asset Acquisition [Abstract]

Consideration transferred, identifiable net assets acquired and resulting goodwill

The following table discloses the fair value estimates of the consideration transferred, the total identifiable net assets acquired and the resulting goodwill arising from the acquisition:

(Dollars in thousands)	Alta October 1, 2021
Fair value of consideration transferred
Fair value of Company shares issued	$	839,853
Cash consideration	9
Total fair value of consideration transferred	839,862
Recognized amounts of identifiable assets acquired and liabilities assumed
Identifiable assets acquired
Cash and cash equivalents	1,622,727
Debt securities	6,658
Loans receivable, net of ACL	1,901,950
Core deposit intangible 1	7,021
Accrued income and other assets	121,926
Total identifiable assets acquired	3,660,282
Liabilities assumed
Deposits	3,273,819
Accrued expenses and other liabilities	17,981
Total liabilities assumed	3,291,800
Total identifiable net assets	368,482
Goodwill recognized	$	471,380

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1 The core deposit intangible for each acquisition was determined to have an estimated life of 10 years.

Unaudited Pro Forma Summary of the Acquisitions

The following unaudited pro forma summary presents consolidated information of the Company as if the Alta acquisition had occurred on January 1, 2020:

	Year ended
(Dollars in thousands)	December 31, 2021	December 31, 2020
Net interest income and non-interest income	886,370	898,761
Net income	296,940	309,902