Quarterly report [Sections 13 or 15(d)]

Revenue from Contracts with Customers (Details)

v3.26.3
Revenue from Contracts with Customers (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Disaggregated Revenue        
Total sales $ 308,636 $ 204,907 $ 773,550 $ 524,082
Regenerated sulfuric acid and treatment services        
Disaggregated Revenue        
Total sales 106,774 99,157 303,654 271,192
Virgin sulfuric acid        
Disaggregated Revenue        
Total sales 162,903 96,430 413,390 226,641
Catalyst activation and sulfur dioxide & derivatives        
Disaggregated Revenue        
Total sales $ 38,959 $ 9,320 $ 56,506 $ 26,249