GOODWILL, OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Tables)

9 Months Ended

Sep. 30, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Goodwill and Intangible Assets

The following table summarizes the changes in the Company’s goodwill and other intangibles for the nine months ended September 30, 2021 and the year ended December 31, 2020 (in thousands):

	Goodwill		CDI		Total
Balance, December 31, 2019	$	373,121	$	29,158	$	402,279
Amortization	—		(7,732)		(7,732)
Balance, December 31, 2020	373,121		21,426		394,547
Amortization	—		(4,997)		(4,997)
Balance, September 30, 2021	$	373,121	$	16,429	$	389,550

Schedule of Estimated Annual Amortization Expense

The following table presents the estimated amortization expense with respect to CDI as of September 30, 2021 for the periods indicated (in thousands):

	Estimated Amortization
Remainder of 2021	$	1,574
2022	5,317
2023	3,814
2024	2,659
2025	1,575
Thereafter	1,490
	$	16,429

Schedule of Servicing Assets at Amortized Value

An analysis of our mortgage servicing rights for the three and nine months ended September 30, 2021 and 2020 is presented below (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Balance, beginning of the period	$	15,612	$	14,424	$	15,223	$	14,148
Additions—amounts capitalized	1,621		2,426		5,418		6,030
Additions—through purchase	53		40		121		141
Amortization (1)	(1,533)		(2,075)		(5,009)		(5,504)
Balance, end of the period (2)	$	15,753	$	14,815	$	15,753	$	14,815

(1)    Amortization of mortgage servicing rights is recorded as a reduction of loan servicing income within mortgage banking operations and any unamortized balance is fully amortized if the loan repays in full.

(2)    There was no valuation allowance as of both September 30, 2021 and 2020.