Goodwill and Intangible Assets, Net

The changes in goodwill by reportable segment are outlined below (in thousands):



	Alarm.com		Other		Total
Balance as of January 1, 2017	$	24,723	$	—	$	24,723
Goodwill acquired	38,868		—		38,868
Balance as of December 31, 2017	63,591		—		63,591
Goodwill acquired	—		—		—
Balance as of December 31, 2018	$	63,591	$	—	$	63,591

On January 1, 2017, we acquired ObjectVideo Labs and recorded $2.3 million of goodwill in the Alarm.com segment. On March 8, 2017, in connection with the Acquisition, we recorded $36.6 million of goodwill in the Alarm.com segment. There were no impairments of goodwill recorded during the years ended December 31, 2018, 2017 or 2016. As of December 31, 2018, the accumulated balance of goodwill impairments was $4.8 million, which is related to our acquisition of EnergyHub in 2013.

The following table reflects changes in the net carrying amount of the components of intangible assets (in thousands):



	Customer Relationships			Developed Technology			Trade Name			Total
Balance as of January 1, 2017	$	3,363		$	1,048		$	157		$	4,568
Intangible assets acquired	93,260			8,570			170			102,000
Amortization	(8,097		)	(4,086		)	(99		)	(12,282		)
Balance as of December 31, 2017	88,526			5,532			228			94,286
Amortization	(11,262		)	(3,854		)	(103		)	(15,219		)
Balance as of December 31, 2018	$	77,264		$	1,678		$	125		$	79,067

We recorded $15.2 million, $12.3 million and $1.8 million of amortization related to our intangible assets for the years ended December 31, 2018, 2017 and 2016, respectively. There were no impairments of long-lived assets during the years ended December 31, 2018, 2017 and 2016.

The following tables reflect the weighted-average remaining life and carrying value of finite-lived intangible assets (in thousands):



	December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Weighted- Average Remaining Life
Customer relationships	$	103,926	$	(26,662	)	$	77,264	9.9
Developed technology	13,959		(12,281		)	1,678		2.1
Trade name	1,084		(959		)	125		2.4
Other	234		(234		)	—		—
Total intangible assets	$	119,203	$	(40,136	)	$	79,067



	December 31, 2017
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Weighted- Average Remaining Life
Customer relationships	$	103,926	$	(15,400	)	$	88,526	10.8
Developed technology	13,959		(8,427		)	5,532		2.1
Trade name	1,084		(856		)	228		3.3
Other	234		(234		)	—		—
Total intangible assets	$	119,203	$	(24,917	)	$	94,286

The following table reflects the future estimated amortization expense for intangible assets (in thousands):



Year Ended December 31,	Amortization
2019	$	13,644
2020	12,217
2021	11,062
2022	9,371
2023	7,842
2024 and thereafter	24,931
Total future amortization expense	$	79,067