Summary of Significant Accounting Policies - Schedule of Revisions to Previously Reported Financial Statements (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						6 Months Ended	9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Sep. 30, 2024	Sep. 30, 2023
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	$ (12,970)	$ (15,280)	$ (11,924)	$ (11,717)	$ (23,065)	$ (17,326)	$ (27,204)	$ (40,174)	$ (52,108)
Reacquired Series B Convertible Preferred Stock		0					0
Common Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic	(12,970)	(15,259)	(11,899)	(11,717)			(27,157)	(40,128)	(52,108)
Net loss attributable to shareholders - diluted	$ (12,970)	$ (15,259)	$ (11,899)	$ (11,717)			$ (27,157)	$ (40,128)	$ (52,108)
Weighted shares used in calculating net loss per share - basic (in shares)	278,171,593	257,353,857,000	257,232,636,000	256,492,558			257,293,247,000	264,303,494	240,222,667
Weighted shares used in calculating net loss per share - diluted (in shares)	278,171,593	257,353,857,000	257,232,636,000	256,492,558			257,293,247,000	264,303,494	240,222,667
Net loss per share attributable to shareholders - basic (in USD per share)	$ (0.05)	$ (0.06)	$ (0.05)	$ (0.05)			$ (0.11)	$ (0.15)	$ (0.22)
Net loss per share attributable to shareholders - diluted (in USD per share)	$ (0.05)	$ (0.06)	$ (0.05)	$ (0.05)			$ (0.11)	$ (0.15)	$ (0.22)
Series B Convertible Preferred Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic	$ 0	$ (21)	$ (25)	$ 0			$ (47)	$ (46)	$ 0
Net loss attributable to shareholders - diluted	$ 0	$ (21)	$ (25)	$ 0			$ (47)	$ (46)	$ 0
Weighted shares used in calculating net loss per share - basic (in shares)	0	54,745,000	54,745,000	0			54,745,000	54,745	0
Weighted shares used in calculating net loss per share - diluted (in shares)	0	54,745,000	54,745,000	0			54,745,000	54,745	0
Net loss per share attributable to shareholders - basic (in USD per share)	$ 0	$ (0.38)	$ (0.46)	$ 0			$ (0.86)	$ (0.84)	$ 0
Net loss per share attributable to shareholders - diluted (in USD per share)	$ 0	$ (0.38)	$ (0.46)	$ 0			$ (0.86)	$ (0.84)	$ 0
Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss		$ (15,280)	$ (11,924)				$ (27,204)
Reacquired Series B Convertible Preferred Stock		4,988					4,988
Previously Reported | Common Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic		(10,292)	(11,924)				(22,216)
Net loss attributable to shareholders - diluted		$ (10,292)	$ (11,924)				$ (22,216)
Weighted shares used in calculating net loss per share - basic (in shares)		257,353,857,000	257,232,636,000				257,293,247,000
Weighted shares used in calculating net loss per share - diluted (in shares)		257,353,857,000	257,232,636,000				257,293,247,000
Net loss per share attributable to shareholders - basic (in USD per share)		$ (0.04)	$ (0.05)				$ (0.09)
Net loss per share attributable to shareholders - diluted (in USD per share)		$ (0.04)	$ (0.05)				$ (0.09)
Previously Reported | Series B Convertible Preferred Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic		$ 0	$ 0				$ 0
Net loss attributable to shareholders - diluted		$ 0	$ 0				$ 0
Weighted shares used in calculating net loss per share - basic (in shares)		0	0				0
Weighted shares used in calculating net loss per share - diluted (in shares)		0	0				0
Net loss per share attributable to shareholders - basic (in USD per share)		$ 0	$ 0				$ 0
Net loss per share attributable to shareholders - diluted (in USD per share)		$ 0	$ 0				$ 0
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss		$ 0	$ 0				$ 0
Reacquired Series B Convertible Preferred Stock		(4,988)					(4,988)
Adjustment | Common Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic		(4,967)	25				(4,941)
Net loss attributable to shareholders - diluted		$ (4,967)	$ 25				$ (4,941)
Weighted shares used in calculating net loss per share - basic (in shares)		0	0				0
Weighted shares used in calculating net loss per share - diluted (in shares)		0	0				0
Net loss per share attributable to shareholders - basic (in USD per share)
Net loss per share attributable to shareholders - diluted (in USD per share)
Adjustment | Series B Convertible Preferred Stock
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to shareholders - basic		$ (21)	$ (25)				$ (47)
Net loss attributable to shareholders - diluted		$ (21)	$ (25)				$ (47)
Weighted shares used in calculating net loss per share - basic (in shares)		54,745,000	54,745,000				54,745,000
Weighted shares used in calculating net loss per share - diluted (in shares)		54,745,000	54,745,000				54,745,000
Net loss per share attributable to shareholders - basic (in USD per share)
Net loss per share attributable to shareholders - diluted (in USD per share)