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Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets, Excluding Goodwill

Intangible assets, excluding goodwill, consist of the following (in thousands):


		December 31, 2021												December 31, 2020
		Cost				Accumulated Amortization				Net Carrying Value				Cost				Accumulated Amortization				Net Carrying Value
Intangible assets subject to amortization
Patents		$	1,755			$	(566	)		$	1,189			$	1,474			$	(494	)		$	980
Purchased technology			16,900				(6,572	)			10,328				16,900				(4,694	)			12,206
Intangible assets not subject to amortization
Trademarks			100				—				100				74				—				74
Total		$	18,755			$	(7,138	)		$	11,617			$	18,448			$	(5,188	)		$	13,260

Schedule of Amortization Expense Related to Definite-Lived Intangible Assets

Amortization expense related to definite-lived intangible assets was (in thousands):


		Year Ended December 31,
		2021				2020
Direct costs and expenses		$	5			$	13
Sales, marketing, general and administrative			1,945				2,051
Total		$	1,950			$	2,064