Accounts Payable and Accrued Expenses - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 31, 2020	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2021
Payables and Accruals [Abstract]
Loss on purchase commitment						$ 2,100
Purchase commitment, term	3 years
Release payment		$ 1,000
Gain on settlement of accrued liability – Note 8		$ 0	$ 0	$ 1,151	$ 0