Stockholders' Equity - Stock Option Activity (Details) shares in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2024 $ / shares shares	Dec. 31, 2023 $ / shares shares
Number of Options
Outstanding at beginning of period (in shares) | shares	3,409
Exercised (in shares) | shares	(245)
Expired (in shares) | shares	(735)
Outstanding at end of period (in shares) | shares	2,429	3,409
Weighted-Average Exercise Price per Share
Outstanding at beginning of period (in dollars per share)	$ 14.90
Exercised (in dollars per share)	3.97
Expired (in dollars per share)	23.38
Outstanding at end of period (in dollars per share)	$ 13.43	$ 14.90
Weighted-Average Remaining Contractual Term
Weighted average remaining contractual term (in years)	2 years 3 months 18 days	4 years 10 months 24 days
2019 Incentive Plan
Number of Options
Outstanding at beginning of period (in shares) | shares	2,219
Expired (in shares) | shares	(735)
Outstanding at end of period (in shares) | shares	1,484	2,219
Weighted-Average Grant Date Fair Value per Share
Outstanding at beginning of period (in dollars per share)	$ 3.75
Expired (in dollars per share)	4.58
Outstanding at end of period (in dollars per share)	3.34	$ 3.75
Weighted-Average Exercise Price per Share
Outstanding at beginning of period (in dollars per share)	19.36
Expired (in dollars per share)	23.38
Outstanding at end of period (in dollars per share)	$ 17.38	$ 19.36
Weighted-Average Remaining Contractual Term
Weighted average remaining contractual term (in years)	10 months 24 days	5 years 1 month 6 days