v3.26.1
Reconciliation of Financial Statements to Form 5500 - Reconciliation of net assets (Details) - Covista Retirement Plan (the "Plan") - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Reconciliation of net assets      
Net assets available for benefits per the financial statements $ 706,346,972 $ 612,693,441 $ 540,609,235
Deemed participant loans (616,390) (628,335)  
Adjustment for participant and employer contributions receivable allocated to participant accounts (2,693,127) (2,371,231)  
Net assets available for benefits per Form 5500 $ 703,037,455 $ 609,693,875