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Income Taxes - Reconciliation of tax rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Taxes
Federal income tax rate (as a percent)	21.00%
Tax benefit at federal statutory rate	$ (1,091)	$ (1,209)
Tax benefit at state rate	(126)	(197)
Meals and entertainment	5	4
Prior year deferred tax true ups		(2,805)
Other	(75)	(82)
Change in valuation allowance	1,287	4,289
Provision for income taxes	$ 0	$ 0

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to prior year deferred tax true ups

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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