Intangible Assets

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

INTANGIBLE ASSETS

Intangible assets consist of the following:

	As of December 31, 2022
	Carrying Value		Accumulated  Amortization		Net Intangible
Amortizable intangible assets:
Product technology	$	22,903	$	12,704	$	10,199
Patents and trademarks	16,733		9,028		7,705
Customer relationships	24,283		5,503		18,780
Other	19,110		6,816		12,294
Total	$	83,029	$	34,051	$	48,978

	As of December 31, 2021
	Carrying Value		Accumulated  Amortization		Net Intangible
Amortizable intangible assets:
Product technology	$	20,944	$	12,337	$	8,607
Patents and trademarks	15,535		8,294		7,241
Customer relationships	9,892		4,811		5,081
Other	10,369		5,682		4,687
Total	$	56,740	$	31,124	$	25,616

Amortization expense was $5.7 million, $4.2 million and $3.4 million in 2022, 2021 and 2020, respectively. The estimated amortization expense for each of the years 2023 through 2027 and thereafter is as follows:

Years ending December 31,	Amount
2023	$	9,323
2024	6,431
2025	6,040
2026	4,377
2027	3,137
Thereafter	19,670
	$	48,978