Stock-based compensation - Schedule of Service Vesting-Based Stock Option Activity (Details)	3 Months Ended
	Mar. 31, 2025 $ / shares shares
Options
Outstanding as of beginning of period (in shares) | shares	127,000
Exercised (in shares) | shares	0
Outstanding as of end of period (in shares) | shares	127,000
Stock options exercisable at end of period (in shares) | shares	127,000
Wtd. Avg. Exercise Price
Outstanding as of beginning of period (in dollars per share) | $ / shares	$ 2.19
Exercised (in dollars per share) | $ / shares	0
Outstanding as of end of period (in dollars per share) | $ / shares	2.19
Stock options exercisable at end of period (in dollars per share) | $ / shares	$ 2.19