Share-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Options Outstanding
Outstanding at beginning of period (in shares)	2,393,824
Granted (in shares)	774,800
Exercised (in shares)	0
Expired (In shares)	(405,567)
Forfeited (In shares)	(48,406)
Outstanding at end of period (in shares)	2,714,651
Exercisable (in shares)	1,032,822
Weighted-Average Exercise Price
Outstanding at beginning of period (in dollars per share)	$ 23.54
Granted (in dollars per share)	4.98
Exercised (in dollars per share)	0
Expired (in dollars per share)	42.88
Forfeited (in dollars per share)	13.27
Outstanding at end of period (in dollars per share)	15.54
Exercisable (in dollars per share)	$ 19.05
Weighted-Average Remaining Contractual Term (in years) / Aggregate Intrinsic Value
Weighted Average Remaining Contractual Term (in years), Options Outstanding	8 years 6 months 7 days	7 years 10 months 24 days
Weighted Average Remaining Contractual Term (in years), Exercisable	7 years 11 months 12 days
Aggregate Intrinsic Value, Outstanding	$ 22	$ 1
Aggregate Intrinsic Value, Exercisable	$ 0