Intangibles and Goodwill

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Intangibles and Goodwill

8. INTANGIBLES AND GOODWILL

The components of intangibles, net are as follows (in thousands):

		December 31,
		2021				2020
	Useful life	Gross Carrying		Accumulated Amortization		Gross Carrying		Accumulated
	in years	Value		and Impairment		Value		Amortization
Acquired trade secrets	2-20	$	4,278	$	3,334	$	4,278	$	3,120
Acquired patents and technology	4-15		15,628		13,159		15,348		12,677
Agreements not to compete	2-5		1,149		1,036		1,149		1,036
Acquired trade names and trademarks	Indefinite		4,624		11		4,641		—
Total intangibles, net		$	25,679	$	17,540	$	25,416	$	16,833

Our estimated amortization expense relating to these intangibles for the next five years is summarized in the following table (in thousands):

2022	$	684
2023	$	416
2024	$	407
2025	$	321
2026	$	230

The changes in the carrying amount of goodwill for each reportable segment are as follows (in thousands):

	Reservoir			Production
	Description			Enhancement			Total
Balance at January 1, 2020	$	99,484		$	113,941		$	213,425
Impairment		—			(113,941	)		(113,941	)
Other		(39	)		—			(39	)
Balance at December 31, 2020		99,445			—			99,445
Balance at December 31, 2021	$	99,445		$	—		$	99,445