Stockholders' Equity - Common and Preferred Stock Warrants (Details) - $ / shares	Mar. 31, 2023	Dec. 31, 2022
Class of Warrant or Right
Number of Shares	1,339,245	517,284
Weighted-Average Exercise Price	$ 17.58	$ 17.58
Equity Classified Warrants
Class of Warrant or Right
Number of Shares	1,339,245	503,069
May 2013 Warrants
Class of Warrant or Right
Number of Shares	908	908
Weighted-Average Exercise Price	$ 1.36	$ 1.36
September 2013 Warrants
Class of Warrant or Right
Number of Shares	241	241
Weighted-Average Exercise Price	$ 1.36	$ 1.36
February 2014 Warrants
Class of Warrant or Right
Number of Shares	128	128
Weighted-Average Exercise Price	$ 1.36	$ 1.36
April 2020 Private Placement first closing warrants
Class of Warrant or Right
Number of Shares	178,794	178,794
Weighted-Average Exercise Price	$ 38.76	$ 38.76
April 2020 Private Placement second closing warrants
Class of Warrant or Right
Number of Shares	80,801	80,801
Weighted-Average Exercise Price	$ 46.07	$ 46.07
July 2020 Private Placement first closing warrants
Class of Warrant or Right
Number of Shares	162,601	162,601
Weighted-Average Exercise Price	$ 43.86	$ 43.86
Assumed Legacy Aceragen common stock warrants
Class of Warrant or Right
Number of Shares	915,772	79,596
Weighted-Average Exercise Price	$ 7.82	$ 7.82
Liability Classified Warrants
Class of Warrant or Right
Number of Shares		14,215
Assumed Legacy Aceragen Series Z Warrants
Class of Warrant or Right
Number of Shares		14,215
Weighted-Average Exercise Price	$ 460.00	$ 460.00