Intangible Assets, Goodwill and Other Assets (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Intangible assets consisted of the following (in thousands, except for weighted average amortization period):

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Amortization Period in Years
September 30, 2020
Customer relationships	$	125,423	$	(18,968)	$	106,455	11.3
Trade names	1,400		(361)		1,039		2.2
Intellectual property	27,700		(14,439)		13,261		3.5
Total	$	154,523	$	(33,768)	$	120,755

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Amortization Period in Years
December 31, 2019
Customer relationships	$	135,290	$	(21,637)	$	113,653	12.1
Trade names	1,536		(147)		1,389		3.0
Intellectual property	27,700		(10,893)		16,807		3.7
Total	$	164,526	$	(32,677)	$	131,849

Amortization Expense of Intangible Assets

Amortization expense of intangible assets is expected to approximate the following (in thousands):

Year ending December 31,	Amortization
2020 (excluding the nine months ended September 30, 2020)	$	3,562
2021	14,247
2022	14,235
2023	11,405
2024	10,330
Thereafter	66,976
Total	$	120,755

Goodwill

As a result of adjustments relating to the Accent acquisition, the changes in the carrying amount of goodwill were as follows (in thousands):

Balance at December 31, 2019	$	599,351
Accent acquisition - Adjustment	(4,790)
Balance at September 30, 2020	$	594,561