Income taxes.

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Operating Loss Carryforwards Limitations On Use 1

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

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Income Taxes [Line Items]
Federal income tax rate	21.00%	21.00%	21.00%	21.00%
Decreased and increased in valuation allowance	$ 1,417,000	$ (2,354,000)	$ 841,000	$ (4,061,000)
Net operating loss to offset income limited			80.00%
Net operating loss carryforwards	100,000		$ 100,000
pre-2015 carryforwards [Member] \| New York State
Income Taxes [Line Items]
Net operating loss carryforwards	600,000		600,000
pre-2015 carryforwards [Member] \| New York City
Income Taxes [Line Items]
Net operating loss carryforwards	500,000		500,000
post-2015 carryforwards [Member] \| New York State
Income Taxes [Line Items]
Net operating loss carryforwards	58,900,000		58,900,000
post-2015 carryforwards [Member] \| New York City
Income Taxes [Line Items]
Net operating loss carryforwards	29,700,000		29,700,000
CARES ACT [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	6,700,000		6,700,000
NEW YORK
Income Taxes [Line Items]
Decreased and increased in valuation allowance			(800,000)	$ 4,100,000
Unrecognized tax benefits	$ 0		$ 0		$ 0