GOODWILL AND OTHER INTANGIBLE ASSETS, NET

At September 30, 2018 and December 31, 2017, the Company had goodwill of $37.1 million. The Company conducts its evaluation of goodwill impairment as of August 31 each year, and more frequently if events or circumstances indicate that there may be impairment. The Company completed its most recent annual goodwill impairment test as of August 31, 2018 and determined that no goodwill impairment existed.

At December 31, 2016, goodwill of $37.1 million and $2.1 million was allocated to the Commercial Banking and Mortgage Banking segments, respectively. During the three months ended March 31, 2017, the Company discontinued its mortgage banking operations and wrote off the goodwill of $2.1 million allocated to its Mortgage Banking segment, against the gain on disposal of discontinued operations. See Note 2 for additional information.

Core deposit intangibles are amortized over their useful lives ranging from 4 to 10 years. As of September 30, 2018, the weighted average remaining amortization period for core deposit intangibles was approximately 5.5 years.



($ in thousands)	Gross Carrying Value		Accumulated Amortization		Net Carrying Value
September 30, 2018
Core deposit intangibles	$	30,904	$	23,914	$	6,990
December 31, 2017
Core deposit intangibles	$	30,904	$	21,551	$	9,353

Aggregate amortization of intangible assets was $693 thousand and $916 thousand for the three months ended September 30, 2018 and 2017, respectively, and $2.4 million and $3.1 million for the nine months ended September 30, 2018 and 2017, respectively. The following table presents estimated future amortization expenses as of September 30, 2018:



($ in thousands)	Remainder of 2018		2019		2020		2021		2022 and After		Total
Estimated future amortization expense	$	644	$	2,195	$	1,518	$	1,081	$	1,552	$	6,990

During the three months ended March 31, 2017, the Company wrote off a customer relationship intangible of $246 thousand and a trade name intangible of $90 thousand related to RenovationReady. RenovationReady was acquired in 2014 and provided specialized loan services to financial institutions and mortgage bankers that originate agency eligible residential renovation and construction loan products. During the three months ended March 31, 2017, the customer relationships with the third party buyers of residential renovation loans were transferred to Caliber in connection with the Company’s sale of assets and activities relating to its Banc Home Loans division to Caliber and the Company ceased utilizing the RenovationReady trade name.