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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2025
Summary of Significant Accounting Policies |
Schedule of Product and related sales and RefrigerantSide Services revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months | ​ | Six Months
​ | ​ | ended June 30, | ​ | ended June 30,
​ |  | 2025 |  | 2024 |  | 2025 | ​ | 2024
(in thousands) |  | ​ |  | ​ | ​ | ​ |  | ​ | ​ | ​ | ​ |
Product and related sales | ​ | $ | 70,512 | ​ | $ | 72,987 | ​ | $ | 124,377 | ​ | $ | 136,798
RefrigerantSide ® Services | ​ | $ | 2,337 | ​ | $ | 2,295 | ​ | $ | 3,815 | ​ | $ | 3,734
Total | ​ | $ | 72,849 | ​ | $ | 75,282 | ​ | $ | 128,192 | ​ | $ | 140,532
Schedule of reconciliation of shares used to determine net income per share | The reconciliation of shares used to determine net income per share is as follows (dollars in thousands, unaudited): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months |  | Six Months
​ | ​ | ended June 30, | ​ | ended June 30,
​ |  | 2025 |  | 2024 |  | 2025 |  | 2024
Net income | ​ | $ | 10,168 | ​ | $ | 9,585 | ​ | $ | 12,926 | ​ | $ | 19,147
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average number of shares – basic | ​ | ​ | 43,631,187 | ​ | ​ | 45,513,445 | ​ | ​ | 43,843,302 | ​ | ​ | 45,511,434
Shares underlying options | ​ | ​ | 1,526,724 | ​ | ​ | 1,762,456 | ​ | ​ | 1,547,360 | ​ | ​ | 1,866,100
Weighted average number of shares – diluted | ​ | ​ | 45,157,911 | ​ | ​ | 47,275,901 | ​ | ​ | 45,390,662 | ​ | ​ | 47,377,534

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