XML 59 R33.htm IDEA: XBRL DOCUMENT v3.25.4

Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2025

Segment Reporting [Abstract]

Schedule of Financial Information by Segment

The following table presents a summary of the Company’s financial information by segment, including significant segment expenses,

and corporate operating expenses.

	Year Ended December 31, 2025								Year Ended December 31, 2024								Year Ended December 31, 2023
	Water		Emerging Technologies		Corporate		Total		Water		Emerging Technologies		Corporate		Total		Water		Emerging Technologies		Corporate		Total
(In thousands)
Revenue	$134,702		$285		$—		$134,987		$144,310		$638		$—		$144,948		$127,725		$624		$—		$128,349
Cost of revenue	46,923		133		—		47,056		47,389		626		—		48,015		40,290		980		—		41,270
Gross profit (loss)	87,779		152		—		87,931		96,921		12		—		96,933		87,435		(356)		—		87,079
Operating expenses
General and administrative	5,686		2,350		21,733		29,769		8,127		3,821		21,126		33,074		7,751		3,927		17,186		28,864
Sales and marketing	13,664		5,449		1,813		20,926		15,683		7,340		2,400		25,423		13,691		6,053		2,420		22,164
Research and development	6,344		6,690		—		13,034		4,523		11,713		—		16,236		4,251		12,750		—		17,001
Restructuring charges	105		47		161		313		1,147		832		497		2,476		—		—		—		—
Total operating expenses	25,799		14,536		23,707		64,042		29,480		23,706		24,023		77,209		25,693		22,730		19,606		68,029
Operating income (loss)	$61,980		$(14,384)		$(23,707)		$23,889		$67,441		$(23,694)		$(24,023)		$19,724		$61,742		$(23,086)		$(19,606)		$19,050

Schedule of Segment Reporting Information, by Segment

The following table presents a summary of the Company’s depreciation and amortization by segment and corporate operating

expenses.

	Years Ended December 31,
	2025		2024		2023
(In thousands)
Water	$2,788		$2,875		$2,779
Emerging Technologies	310		478		521
Corporate	662		693		802
Total depreciation and amortization	$3,760		$4,046		$4,102

X

- Definition

Tabular disclosure of the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 31
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-31

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

+ Details

Name:	us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-25

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

+ Details

Name:	us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration