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Revenue from Contracts with Customers - Current Long-Term Contracts Outstanding (Details) - CANADA
Mar. 31, 2025
MMcf
Q4 2025 | Contracts to sell natural gas at USD index pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 25
Q4 2025 | Contracts to sell natural gas at CAD fixed pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 40
Q4 2026 | Contracts to sell natural gas at USD index pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 49
Q4 2026 | Contracts to sell natural gas at CAD fixed pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 50
Q4 2027 | Contracts to sell natural gas at USD index pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 30
Q4 2028 | Contracts to sell natural gas at USD index pricing  
Disaggregation of Revenue [Line Items]  
Remaining performance obligation 10