Goodwill and Core Deposit Intangibles (Tables)

6 Months Ended

Jun. 30, 2026

Intangible Asset, Goodwill and Other [Abstract]

Goodwill and Core Deposit Intangibles

Changes in the carrying amount of the Company’s goodwill and core deposit intangibles for the six months ended June 30, 2026, and the year ended December 31, 2025 were as follows:


		Goodwill				Core Deposit Intangibles
		(Dollars in thousands)
Balance as of December 31, 2024		$	3,503,129			$	66,047
Less:
Amortization			—				(14,442	)
Add:
Measurement period adjustment for the acquisition of Lone Star State Bancshares, Inc.			(2	)			—
Balance as of December 31, 2025			3,503,127				51,605
Less:
Amortization			—				(10,920	)
Add:
Acquisition of American Bank Holding Corporation			185,941				31,103
Acquisition of Southwest Bancshares, Inc.			134,852				33,794
Balance as of June 30, 2026		$	3,823,920			$	105,582

Estimated Aggregate Future Amortization Expense for Core Deposit Intangibles

The estimated aggregate future amortization expense for core deposit intangibles remaining as of June 30, 2026, is as follows (dollars in thousands):


Remaining 2026		$	11,292
2027			20,254
2028			17,595
2029			14,233
2030			9,307
Thereafter			32,901
Total		$	105,582