Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Summary of Significant Accounting Policies [Abstract]

Premises and Equipment

Depreciation and amortization expense is computed using the straight-line method based on the estimated useful lives of the related assets below:

Building and building improvements	30 to 40 years
Leasehold improvements	term of lease
Furniture and equipment	3 to 7 years
Computers, software and equipment	3 to 7 years

Pre-tax Impact Adoption of ASU

The following table illustrates the pre-tax impact of the adoption of this ASU:

	January-2022
(Dollars in thousands)	Reported under ASC 326			Reported Pre- Adoption			Impact of ASC 326 Adoption
Allowance for credit losses:
Real estate:
Commercial	$	(17,379	)	$	(28,536	)	$	11,157
Agricultural		(14,580	)		(9,613	)		(4,967	)
Residential and home equity		(5,879	)		(2,847	)		(3,032	)
Construction		(3,311	)		(1,456	)		(1,855	)
Total real estate		(41,149	)		(42,452	)		1,303
Commercial & industrial		(11,417	)		(11,489	)		72
Agricultural		(6,363	)		(5,465	)		(898	)
Commercial leases		(1,567	)		(938	)		(629	)
Consumer and other		(511	)		(663	)		152
Total allowance for credit losses on loans	$	(61,007	)	$	(61,007	)	$	-