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Goodwill and Intangible Assets
9 Months Ended
Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets GOODWILL AND INTANGIBLE ASSETS
Goodwill increased $104.8 million to $365.4 million at September 30, 2021 from $260.6 million at December 31, 2020 due to the acquisition of FCBP.

The table below presents a summary of intangible assets:
Nine months ended
(in thousands)September 30, 2021
Core deposit intangible, net, beginning of period$23,084 
Established through acquisition4,892 
Amortization(4,199)
Core deposit intangible, net, end of period23,777 
Amortization expense on the core deposit intangibles was $1.5 million and $1.4 million for the three months ended September 30, 2021 and 2020, respectively, and $4.2 million and $4.3 million for the nine months ended September 30, 2021 and 2020, respectively. 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 September 30, 2021:
Year
Core Deposit Intangible
(in thousands)
2021$1,491 
20225,367 
20234,601 
20243,834 
20253,068 
After 20255,416 
 $23,777