Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 262,000	$ 2,578,000
Prepaid expenses and other current assets	1,210,000	299,000
Income tax receivable	313,000	183,000
Total current assets	1,785,000	3,060,000
Other non-current assets	8,742,000	8,742,000
Total assets	10,527,000	11,802,000
Current liabilities:
Accounts payable	8,506,000	9,939,000
Accrued expenses	979,000	1,141,000
Accrued interest payable	34,000	238,000
Debt, current portion	1,000,000	1,000,000
Total current liabilities	10,519,000	12,318,000
Debt, net of current portion	3,194,000	4,194,000
Total non-current liabilities	3,194,000	4,194,000
Total liabilities	13,713,000	16,512,000
Stockholders' deficit:
Preferred stock, $0.001 par value; 10,000,000 authorized; no shares issued or outstanding as of March 31, 2024 and December 31, 2023	0	0
Common stock, $0.001 par value; 100,000,000 authorized; 4,854,931 and 480,095 issued as of March 31, 2024 and December 31, 2023 respectively; 4,854,861 and 480,025 shares outstanding as of March 31, 2024 and December 31, 2023, respectively	5,000	0
Treasury Stock at cost; 70 shares at both of March 31, 2024 and December 31, 2023	(1,000)	(1,000)
Additional paid-in capital	128,223,000	120,043,000
Accumulated deficit	(132,617,000)	(125,497,000)
Accumulated comprehensive income	1,204,000	745,000
Total stockholders' deficit	(3,186,000)	(4,710,000)
Total liabilities and stockholders' deficit	$ 10,527,000	$ 11,802,000

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).