Business Combinations - Schedule of Pro-Forma Information (Details) - Villages Bancorporation, Inc. - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Business Combination [Line Items]
Net interest income	$ 183,355	$ 166,135	$ 540,220	$ 470,955
Net income available to common shareholders	$ 57,730	$ 48,297	$ 144,884	$ 122,202
EPS - diluted (in dollars per share)	$ 0.55	$ 0.46	$ 1.39	$ 1.17
EPS - basic (in dollars per share)	$ 0.56	$ 0.46	$ 1.40	$ 1.18