Financial Instruments and Risk Management - Narrative (Details) mmbtus in Millions, $ in Millions |
9 Months Ended | ||
|---|---|---|---|
|
Sep. 30, 2026
USD ($)
mmbtus
|
Dec. 31, 2025
USD ($)
|
Sep. 30, 2024
USD ($)
|
|
| Derivative [Line Items] | |||
| Cash flow hedged gains to be reclassified within 12 months | $ 1.0 | ||
| Foreign currency hedging | |||
| Derivative [Line Items] | |||
| Floating-to-fixed interest rate swap | 0.6 | ||
| Derivative, fair value, net asset (liability) | 0.0 | $ 0.0 | |
| Natural gas contracts | |||
| Derivative [Line Items] | |||
| Derivative, fair value, net asset (liability) | $ (0.6) | (0.5) | |
| Natural gas contracts | Swap | |||
| Derivative [Line Items] | |||
| Derivative, nonmonetary notional amount | mmbtus | 1.6 | ||
| Interest rate swap contracts | |||
| Derivative [Line Items] | |||
| Floating-to-fixed interest rate swap | $ 200.0 | 200.0 | $ 200.0 |
| Derivative, fair value, net asset (liability) | $ (0.4) | ||
| Fixed rate | 3.84% |