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Intangible Assets

6 Months Ended

Jun. 30, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

5. Intangible Assets

The following table summarizes information relating to the Company’s definite-lived intangible assets:

			June 30, 2021							December 31, 2020
	Weighted Average Amortization		Gross					Net		Gross					Net
	Period		Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	(Years)		Amount		Amortization			Amount		Amount		Amortization			Amount
Intangibles (amount in thousands)
Patent		12.5	$	746	$	(343	)	$	403	$	742	$	(334	)	$	408
Software		3		524		(413	)		111		418		(411	)		7
Customer relationships		10		3,370		(2,999	)		371		3,370		(2,910	)		460
Total			$	4,640	$	(3,755	)	$	885	$	4,530	$	(3,655	)	$	875

The intangible assets noted above are amortized on a straight-line basis over their useful lives with the exception of customer relationships which are being amortized using an accelerated method.

The following table summarizes the expected amortization over the next five years for our definite-lived intangible assets:

Year	(In thousands)

2021(remaining)	$	123
2022		198
2023		158
2024		37
2025		14

Amortization expenses relating to the definite-lived intangible assets as discussed above were $50,000 and $100,000 for the three and six months ended June 30, 2021, respectively, and $55,000 and $109,000 for the three and six months ended June 30, 2020, respectively.