Organization, Nature of Operations and Basis of Presentation - (Details) $ in Thousands	3 Months Ended						9 Months Ended		12 Months Ended
	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Sep. 30, 2023 USD ($) segment	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Organization, Nature of Operations and Basis of Presentation
Number of operating segments | segment							1
Number of reportable segments | segment							1
Cash and cash equivalents	$ 31,160			$ 50,490			$ 31,160	$ 50,490	$ 41,786
Decrease in cash							(10,628)	(16,745)	$ (10,600)
Net loss	(3,303)	$ (5,084)	$ (4,478)	$ (4,490)	$ (4,477)	$ (4,273)	(12,864)	$ (13,240)
Cash position	$ 26,100						$ 26,100