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Goodwill and Intangible Assets
 12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets GOODWILL AND INTANGIBLE ASSETS
The table below presents a summary of goodwill:
($ in thousands)Years ended December 31,
20222021
Goodwill, beginning of year$365,164 $260,567 
Additions from acquisition— 104,597 
Goodwill, end of year$365,164 $365,164 

The table below presents a summary of intangible assets:
($ in thousands)Years ended December 31,
20222021
Core deposit intangible, net, beginning of year$22,286 $23,084 
Additions from acquisition— 4,892 
Amortization(5,367)(5,690)
Core deposit intangible, net, end of year$16,919 $22,286 

Amortization expense on the core deposit intangibles was $5.4 million for the year ended December 31, 2022 and $5.7 million for each of the years ended December 31, 2021 and 2020. The core deposit intangibles are being amortized over a 10-year period.
The following table reflects the amortization schedule for the core deposit intangible at December 31, 2022.
YearCore Deposit Intangible ($ in thousands)
2023$4,601 
20243,834 
20253,068 
20262,301 
20271,535 
After 20271,580 
 $16,919