XML 75 R62.htm IDEA: XBRL DOCUMENT v3.25.3
Financial Instruments and Risk Management - Carrying Value of Assets and Liabilities Recorded at Fair Value on Recurring Basis (Details) - Fair Value - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Assets:    
Assets $ 2,197 $ 0
Liabilities:    
Liabilities 21,168 21,176
Commodity swaps    
Assets:    
Derivative asset 2,197 0
Liabilities:    
Derivative liability 0 1,707
Nonqualified employee savings plan    
Liabilities:    
Nonqualified employee savings plan 21,168 19,469
Level 1    
Assets:    
Assets 0 0
Liabilities:    
Liabilities 21,168 19,469
Level 1 | Commodity swaps    
Assets:    
Derivative asset 0 0
Liabilities:    
Derivative liability 0 0
Level 1 | Nonqualified employee savings plan    
Liabilities:    
Nonqualified employee savings plan 21,168 19,469
Level 2    
Assets:    
Assets 2,197 0
Liabilities:    
Liabilities 0 1,707
Level 2 | Commodity swaps    
Assets:    
Derivative asset 2,197 0
Liabilities:    
Derivative liability 0 1,707
Level 2 | Nonqualified employee savings plan    
Liabilities:    
Nonqualified employee savings plan 0 0
Level 3    
Assets:    
Assets 0 0
Liabilities:    
Liabilities 0 0
Level 3 | Commodity swaps    
Assets:    
Derivative asset 0 0
Liabilities:    
Derivative liability 0 0
Level 3 | Nonqualified employee savings plan    
Liabilities:    
Nonqualified employee savings plan $ 0 $ 0