Goodwill, Core Deposit Intangible and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Changes in Goodwill, Core Deposit Intangible Assets and Customer Relationship Intangible Assets

The following tables summarize the changes in the Company’s goodwill, core deposit intangible assets, and customer relationship intangible assets for the three and nine months ended September 30, 2020 and 2019:  

	For the Three Months Ended September 30,
	2020								2019
	Goodwill		Core Deposit Intangible			Customer Relationship Intangible			Goodwill		Core Deposit Intangible			Customer Relationship Intangible
Beginning balance	$	148,353	$	25,459		$	2,658		$	145,638	$	32,982		$	2,926
Amortization		—		(1,825	)		(122	)		—		(1,936	)		(67	)
Ending balance	$	148,353	$	23,634		$	2,536		$	145,638	$	31,046		$	2,859
Accumulated amortization	N/A		$	31,832		$	680		N/A		$	24,420		358
Weighted average remaining    amortization period	N/A		5.8 Years			9.7 Years			N/A		6.7 Years			10.7 Years

Estimated Amortization Expense for Core Deposit Intangible and Customer Relationship Intangible Recognized

The following table presents the estimated amortization expense for core deposit intangible and customer relationship intangible assets remaining at September 30, 2020:

	Estimated Amortization
2020	$	1,894
2021		6,998
2022		6,426
2023		4,370
2024		2,286
Thereafter		4,196
Total	$	26,170