Intangible Assets

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Intangible Assets

    The following table summarizes our intangible assets at the dates indicated (in thousands):

	December 31, 2020						December 31, 2019
	Gross		Accumulated				Gross		Accumulated
	Value		Amortization		Net		Value		Amortization		Net
Customer relationships:
EH Transport acquisition	$	1,703	$	(500)	$	1,203	$	1,808	$	(211)	$	1,597
CTL acquisition	3,173		(270)		2,903		—		—		—
Intangible assets, net	$	4,876	$	(770)	$	4,106	$	1,808	$	(211)	$	1,597

We are amortizing the customer relationship intangible assets over a period of seven years, using a modified straight-line approach. During the years ended December 31, 2020 and 2019, we recorded $0.6 million and $0.2 million, respectively, of amortization expense related to these intangible assets. The following table presents our forecast of amortization expense associated with these intangible assets for the years indicated (in thousands):

	2021		2022		2023		2024		2025
EH Transport acquisition	$	274	$	254	$	235	$	218	$	202
CTL acquisition	524		492		460		428		413
Total	$	798	$	746	$	695	$	646	$	615