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Revenue (Tables) | 12 Months Ended
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Dec. 31, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | The following table present s the disaggregated revenues by segment, and within each segment, by geographical market based on the customer “shipped to” address, and by channel customers. Sales and usage-based taxes are excluded from revenues. See Note 9, “Segment Reporting,” for further discussion related to the Company’s segments.
| Years Ended December 31,
2025 |  | 2024 |  | 2023
Water |  | Emerging Technologies |  | Total |  | Water |  | Emerging Technologies |  | Total |  | Water |  | Emerging Technologies |  | Total
(In thousands) |
Geographical market |  |  |  |  |  |  |  |  |  |  |  |
Middle East | $68,084 |  | $92 |  | $68,176 |  | $59,538 |  | $399 |  | $59,937 |  | $49,501 |  | $177 |  | $49,678
Africa | 15,010 |  | — |  | 15,010 |  | 30,731 |  | — |  | 30,731 |  | 26,936 | 0 | — |  | 26,936
Other | 51,608 |  | 193 |  | 51,801 |  | 54,041 |  | 239 |  | 54,280 |  | 51,288 |  | 447 |  | 51,735
Total revenue | $134,702 |  | $285 |  | $134,987 |  | $144,310 |  | $638 |  | $144,948 |  | $127,725 |  | $624 |  | $128,349
Channel |  |  |  |  |  |  |  |  |  |  |  |
Megaproject | $82,885 |  | $— |  | $82,885 |  | $95,399 |  | $— |  | $95,399 |  | $83,665 |  | $— |  | $83,665
Original equipment manufacturer | 31,748 |  | 192 |  | 31,940 |  | 31,337 |  | 188 |  | 31,525 |  | 25,548 |  | 447 |  | 25,995
Aftermarket | 20,069 |  | 93 |  | 20,162 |  | 17,574 |  | 450 |  | 18,024 |  | 18,512 |  | 177 |  | 18,689
Total revenue | $134,702 |  | $285 |  | $134,987 |  | $144,310 |  | $638 |  | $144,948 |  | $127,725 |  | $624 |  | $128,349
Schedule of Contract Assets | The following table presents the change in contract asset balances during the reported periods.
| Years Ended December 31,
| 2025 |  | 2024
| (In thousands)
Contract assets balance, beginning of year | $2,776 |  | $592
Transferred to trade receivables | (2,776) |  | (592)
Additions to contract assets, excluding amounts transferred to trade receivables during the year | 1,647 |  | 2,776
Contract assets balance, end of year | $1,647 |  | $2,776
Schedule of Contract With Customer, Contract Liability, Activity | The following table presents the change in contract liability balances during the reported periods.
| Years Ended December 31,
| 2025 |  | 2024
(In thousands) |
Contract liabilities, beginning of year | $571 |  | $1,187
Revenue recognized | (297) |  | (1,085)
Cash received, excluding amounts recognized as revenue during the year | 765 |  | 469
Contract liabilities, end of year | $1,039 |  | $571
Schedule of Revenue, Remaining Performance Obligation | As of December 31, 2025, t he following table presents the revenue that is expected to be recognized related to performance obligations that are unsatisfied or partially unsatisfied.
Period |  | Remaining Performance Obligations
|  | (In thousands)
2026 |  | 10,374
2027 |  | 6,587
Total |  | $16,961

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