Workforce Reduction (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring costs		$ 3,380,000
Restructuring reserve		0
Employee Severance | Research and Developement
Restructuring Cost and Reserve [Line Items]
Restructuring costs		3,026,000
Employee Severance | Selling, general and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring costs		$ 354,000
One-time Termination Benefits | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 1,264,000
One-time Termination Benefits | Research and Developement | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1,201,000
One-time Termination Benefits | Selling, general and administrative | Subsequent Event
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 63,000