Business Combinations, Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2025

Business Combinations, Goodwill and Intangible Assets [Abstract]

Schedule of Total Consideration Transferred and Fair Value of Identifiable Assets Acquired and Liabilities Assumed

The following table summarizes the fair value of the total consideration transferred as a part of the Heartland acquisition as well as the fair value of identifiable assets acquired and liabilities assumed as of the effective date of the transaction.

Consideration
Cash for Stock Options, 401K Shares and Fractional Shares	$	23,102
Cash Consideration	—
Equity Instruments	320,007
Fair Value of Total Consideration Transferred	$	343,109
Recognized Amounts of Identifiable Assets Acquired and Liabilities Assumed:
Cash	$	6,216
Federal Funds Sold and Other Short-term Investments	39,550
Interest-bearing Time Deposits with Banks	—
Securities	220,358
Loans, Net	1,503,378
Stock in FHLB and Other Restricted Stock, at Cost	6,992
Premises, Furniture & Equipment	39,764
Other Real Estate	—
Intangible Assets	40,065
Company Owned Life Insurance	20,660
Accrued Interest Receivable and Other Assets	39,003
Deposits - Non-interest Bearing	(436,467)
Deposits - Interest Bearing	(1,294,696)
FHLB Advances and Other Borrowings	(29,342)
Accrued Interest Payable and Other Liabilities	(8,817)
Total Identifiable Net Assets	$	146,664
Goodwill	$	196,445

Schedule of Unaudited Pro Forma Financial Information

	Unaudited Pro Forma Year Ended 12/31/2025		Unaudited Pro Forma Year Ended 12/31/2024
Net Interest Income	$	332,836	$	229,295
Non-interest Income	70,317		65,665
Total Revenue	403,153		294,960
Provision for Credit Losses	20,325		3,675
Non-interest Expense	212,451		156,879
Income Before Income Taxes	170,377		134,406
Income Tax Expense	34,921		27,774
Net Income	$	135,456	$	106,632
Earnings Per Share and Diluted Earnings Per Share	$	3.61	$	2.85

Schedule of Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the periods ended December 31, 2025, 2024, and 2023, were classified as follows:

	2025		2024		2023
Beginning of Year	$	179,025	$	180,357	$	180,357
Acquired Goodwill	196,445		—		—
Divested Goodwill	—		(1,332)		—
Impairment	—		—		—
End of Year	$	375,470	$	179,025	$	180,357

Schedule of Acquired Intangible Assets

Acquired Intangible Assets

Acquired intangible assets were as follows as of year end:

	2025				2024
	Gross Amount		Accumulated Amortization		Gross Amount		Accumulated Amortization
Core Banking
Core Deposit Intangible	$	73,312	$	(39,991)	$	33,247	$	(29,843)
Branch Acquisition Intangible	257		(257)		257		(257)
Total	$	73,569	$	(40,248)	$	33,504	$	(30,100)

Schedule of Estimated Amortization Expense of Intangibles

Estimated amortization expense for each of the next five years is as follows:

2026	$	9,234
2027	7,625
2028	6,107
2029	4,599
2030	3,177