Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details

Goodwill and Other Intangible Assets - Schedule of Changes in Goodwill and Other Intangibles (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Finite-lived Intangible Assets [Roll Forward]
Core deposit premiums, beginning of period			$ 84,423
Amortization	$ (3,097)	$ (3,098)	(6,194)	$ (6,625)
Core deposit premiums, end of period	78,228		78,228		$ 84,423
Core deposit premiums:
Finite-lived Intangible Assets [Roll Forward]
Core deposit premiums, beginning of period			76,390	87,575	87,575
Amortization			(5,378)		(11,185)
Core deposit premiums, end of period	71,012		71,012		76,390
Books of business and other intangibles:
Finite-lived Intangible Assets [Roll Forward]
Core deposit premiums, beginning of period			8,033	$ 9,667	9,667
Amortization			(817)		(1,634)
Core deposit premiums, end of period	$ 7,216		$ 7,216		$ 8,033