Segment Reporting

6 Months Ended

Jun. 30, 2024

Segment Reporting [Abstract]

Segment Reporting

Segment Reporting

The Company’s Chief Operating Decision-Maker (“CODM”) is its President and Chief Executive Officer.  The Company continues to

monitor and review its segment reporting structure in accordance with authoritative guidance to determine whether any changes have

occurred that would impact its reportable segments.The following tables present a summary of the Company’s financial information by segment and corporate operating expenses.

	Three Months Ended June 30, 2024				Six Months Ended June 30, 2024
	Water	Emerging Technologies	Corporate	Total	Water	Emerging Technologies	Corporate	Total
	(In thousands)
Revenue	$26,918	$281	$—	$27,199	$39,007	$282	$—	$39,289
Cost of revenue	9,345	288	—	9,633	14,299	289	—	14,588
Gross profit (loss)	17,573	(7)	—	17,566	24,708	(7)	—	24,701
Operating expenses
General and administrative	1,912	984	6,636	9,532	3,834	2,002	11,262	17,098
Sales and marketing	3,837	1,700	567	6,104	7,582	3,507	1,167	12,256
Research and development	1,073	2,871	—	3,944	2,173	6,122	—	8,295
Total operating expenses	6,822	5,555	7,203	19,580	13,589	11,631	12,429	37,649
Operating income (loss)	$10,751	$(5,562)	$(7,203)	$(2,014)	$11,119	$(11,638)	$(12,429)	$(12,948)

	Three Months Ended June 30, 2023				Six Months Ended June 30, 2023
	Water	Emerging Technologies	Corporate	Total	Water	Emerging Technologies	Corporate	Total
	(In thousands)
Revenue	$20,514	$209	$—	$20,723	$33,810	$314	$—	$34,124
Cost of revenue	6,921	259	—	7,180	12,022	404	—	12,426
Gross profit (loss)	13,593	(50)	—	13,543	21,788	(90)	—	21,698
Operating expenses
General and administrative	1,860	947	4,462	7,269	3,798	1,915	8,622	14,335
Sales and marketing	3,120	1,441	531	5,092	6,295	2,611	1,080	9,986
Research and development	843	2,925	—	3,768	2,023	6,051	—	8,074
Total operating expenses	5,823	5,313	4,993	16,129	12,116	10,577	9,702	32,395
Operating income (loss)	$7,770	$(5,363)	$(4,993)	$(2,586)	$9,672	$(10,667)	$(9,702)	$(10,697)