Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in the carrying value of goodwill for the periods indicated were as follows:



	Year Ended December 31,
	2019		2018		2017
	(In Thousands)
Balance at beginning of year	$	160,427	$	137,890	$	137,890
Additions	—		22,537		—
Balance at end of year	$	160,427	$	160,427	$	137,890

The following is a summary of the Company's other intangible assets:



	At December 31, 2019						At December 31, 2018
	Gross Amount		Accumulated Amortization		Carrying Amount		Gross Amount		Accumulated Amortization		Carrying Amount
	(In Thousands)
Other intangible assets:
Core deposits	$	38,294	$	34,960	$	3,334	$	38,294	$	33,297	$	4,997
Trade name	1,600		511		1,089		1,600		511		1,089
Trust relationship	1,568		1,568		—		1,568		1,568		—
Other intangible	442		442		—		442		442		—
Total other intangible assets	$	41,904	$	37,481	$	4,423	$	41,904	$	35,818	$	6,086

At December 31, 2013, the Company concluded that the BankRI name would continue to be utilized in its marketing strategies; therefore, the trade name with carrying value of $1.1 million, has an indefinite life and ceased to amortize.

The weighted-average amortization period for the core deposit intangible is 7.04 years. There were no impairment losses relating to other acquisition-related intangible assets recorded during the years ended December 31, 2019, 2018 and 2017.

The estimated aggregate future amortization expense for other intangible assets for each of the next five years and thereafter is as follows:



Year ended December 31:	Amount
	(In Thousands)
2020	$	1,297
2021	850
2022	494
2023	263
2024	153
Thereafter	277
Total	$	3,334