Annual report pursuant to Section 13 and 15(d)

Intangible Assets

Intangible Assets

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

The following table summarizes the carrying amount of intangible assets, net of accumulated amortization.


	December 31, 2022
(in thousands)	Weighted Average Life (in years)	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Patents	12	$	1,569	$	(1,262)	$	307
Acquired intellectual property and reacquired rights	12	15,126		(9,838)		5,288
Internal-use software implementation costs	3	2,873		(2,043)		830
		$	19,568	$	(13,143)	$	6,425


	December 31, 2021
(in thousands)	Weighted Average Life (in years)	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Patents	12	$	1,471	$	(1,176)	$	295
Acquired intellectual property and reacquired rights	12	15,126		(8,804)		6,322
Internal-use software implementation costs	3	2,873		(1,086)		1,787
		$	19,470	$	(11,066)	$	8,404

Amortization expense recognized by the Company related to intangible assets was $2.1 million, $2.1 million and $1.3 million for the years ended December 31, 2022, 2021 and 2020, respectively. Amortization expense as it relates to the amortization of acquired intellectual property and other intangible assets resides within amortization on the consolidated statements of operations. The estimated aggregate amortization expense for intangible assets over the next five fiscal years ending December 31, 2023 through December 31, 2027 is approximately $5.6 million.