Common Shares - Summary Of Deferred Share Units Activity (Details) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025 USD ($) $ / shares shares	Mar. 31, 2024 USD ($) $ / shares shares	Dec. 31, 2024 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Allocated share-based compensation expense | $	$ 359	$ 291
Deferred Stock Units (DSU)
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of common shares issues for each DSU (at end of board members' team).	1
Unvested, Number of units, beginning of period (in shares) | shares	1,661,000	1,189,000	1,189,000
Granted, Number of units (in shares) | shares	364,000	612,000	767,000
Shares issued to participants | shares			(295,000)
Unvested, Number of units, end of period (in shares) | shares	2,025,000		1,661,000
Outstanding, weighted average fair value, beginning of period (in dollars per share) | $ / shares	$ 0.54	$ 0.68	$ 0.68
Granted, Weighted average fair value (in dollars per share) | $ / shares	0.69		0.38
Shares issued to participants, Weighted average grant-date fair value (in dollars per share) | $ / shares			0.68
Unvested, weighted average fair value, end of period (in dollars per share) | $ / shares	$ 0.57		$ 0.54
Allocated share-based compensation expense | $	$ 251	$ 208