GOODWILL AND INTANGIBLE ASSETS

3 Months Ended

Mar. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in goodwill included in the core banking segment during the three month periods ended March 31, 2019 and 2018 were as follows (in thousands):



	2019		2018
Beginning of year	$	21,824	$	21,824
Acquired goodwill	—		—
Ending balance March 31,	$	21,824	$	21,824

Acquired intangible assets were as follows at March 31, 2019 and December 31, 2018 (in thousands):



	At March 31, 2019				At December 31, 2018
	Balance Acquired		Accumulated Amortization		Balance Acquired		Accumulated Amortization
Core deposit intangibles	$	5,975	$	5,651	$	5,975	$	5,576
Other customer relationship intangibles	5,633		4,769		5,633		4,681
Total	$	11,608	$	10,420	$	11,608	$	10,257

Aggregate amortization expense was $0.2 million for both of the three month periods ended March 31, 2019 and 2018.

The remaining estimated aggregate amortization expense at March 31, 2019 is listed below (in thousands):



Year	Estimated Expense
2019	$	446
2020	484
2021	258
2022	—
2023	—
Total	$	1,188