XML 57 R48.htm IDEA: XBRL DOCUMENT v3.25.1
Financial Instruments and Financial Risk Management - Fair Value by Hierarchy (Details) - USD ($)
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Financial Instruments and Financial Risk Management      
Fair value gain on financial asset - FID $ 741,000 $ 0  
Financial asset - FID      
Financial Instruments and Financial Risk Management      
Financial assets 48,879,000   $ 48,138,000
SWA      
Financial Instruments and Financial Risk Management      
Financial assets 28,800,000   28,400,000
ETX      
Financial Instruments and Financial Risk Management      
Financial assets 20,100,000   19,700,000
Investment in Aqualung      
Financial Instruments and Financial Risk Management      
Financial assets 5,350,000   2,335,000
Fair value gain on financial asset - FID 3,000,000 $ 0  
Level 3 of fair value hierarchy | Financial asset - FID      
Financial Instruments and Financial Risk Management      
Financial assets 48,879,000   48,138,000
Level 3 of fair value hierarchy | Investment in Aqualung      
Financial Instruments and Financial Risk Management      
Financial assets $ 5,350,000   $ 2,335,000