PERMIT AND OTHER INTANGIBLE ASSETS

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

PERMIT AND OTHER INTANGIBLE ASSETS

NOTE 5

PERMIT AND OTHER INTANGIBLE ASSETS

The following table summarizes changes in the carrying value of permits, which exist only in our Treatment Segment.

Permit (amount in thousands)	Treatment
Balance as of December 31, 2021	$	9,476
Permit in progress		134
Balance as of December 31, 2022	$	9,610
Permit in progress		295
Balance as of December 31, 2023	$	9,905

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

			December 31, 2023							December 31, 2022
	Weighted Average Amortization Period		Gross Carrying		Accumulated			Net Carrying		Gross Carrying		Accumulated			Net Carrying
	(Years)		Amount		Amortization			Amount		Amount		Amortization			Amount
Other Intangibles (amount in thousands)
Patent		8.3	$	710	$	(387	)	$	323	$	711	$	(374	)	$	337
Software		3		667		(529	)		138		640		(468	)		172
Customer relationships		10		3,370		(3,370	)		—		3,370		(3,250	)		120
Total			$	4,747	$	(4,286	)	$	461	$	4,721	$	(4,092	)	$	629

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

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

	Amount
Year	(In thousands)
2024		72
2025		35
2026		35
2027		32
2028		25

Amortization expense recorded for definite-lived intangible assets was approximately $198,000 and $237,000, for the years ended December 31, 2023, and 2022, respectively.