Investment in Low Carbon Royalties - Company's share of the net income (loss) generated by the Low Carbon Royalties (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Investment in Low Carbon Royalties
Investment at the beginning of the period			$ 8,203	$ 8,429	$ 8,429
Equity-accounted investment income (loss)	$ 89	$ (61)	54	$ (139)	(226)
Return of capital			346
Investment at the end of the period	$ 7,911		$ 7,911		$ 8,203