Stockholders' Equity (Deficit) - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Granted, Shares	16,500	187,756
2014 EIP and Inducement Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Outstanding, Shares, beginning balance	428,786
Granted, Shares	16,500
Exercised, Shares	0
Forfeited or expired, Shares	(211,143)
Outstanding, Shares, ending balance	234,143	428,786
Vested and expected to vest, Shares	234,143
Exercisable, Shares	172,546
Outstanding, Weighted Average Exercise Price, beginning balance	$ 290.75
Granted, Weighted Average Exercise Price	11
Exercised, Weighted Average Exercise Price	0
Forfeited or expired, Weighted Average Exercise price	349.66
Outstanding, Weighted Average Exercise Price, ending balance	217.91	$ 290.75
Stock options vested and expected to vest, Weighted Average Exercise Price	217.91
Exercisable, Weighted Average Exercise Price	$ 252.41
Outstanding, Weighted Average Remaining Contractual Term	7 years	6 years 6 months
Weighted average remaining contractual term ending balance	7 years	6 years 6 months
Stock options vested and expected to vest, Weighted Average Remaining Contractual Term	7 years
Exercisable, Weighted Average Remaining Contractual Term	6 years 8 months 12 days
Aggregate intrinsic value	$ 27	$ 0
Vested and expected to vest, Aggregate Intrinsic Value	27
Exercisable, Aggregate Intrinsic Value	$ 9