CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 436	$ 252
Note receivable and accrued interest from related party	3,542	3,560
Other current assets	30
Total current assets	4,008	3,812
Property and equipment, net of depreciation
Land, buildings and equipment	631	643
Note Receivable
Total assets	4,639	4,455
Current liabilities
Accounts payable - trade (including $8 and $3 in 2022 and 2021 due to related parties)	23	28
Accrued expenses	40	32
Total current liabilities	63	60
Stockholders' equity
Series B convertible preferred stock, $10 par value, liquidation value of $100 authorized 100 shares, issued and outstanding one share	1	1
Common stock, $.01 par value; authorized, 100,000,000 shares; issued and outstanding, 5,131,934 shares at December 31, 2022 and 2021	51	51
Additional paid-in capital	63,579	63,579
Accumulated deficit	(59,055)	(59,236)
Total stockholders’ equity	4,576	4,395
Total liabilities & stockholders' equity	$ 4,639	$ 4,455

No definition available.

Name:	GBR_NoteReceivableAndAccruedInterestFromRelatedParty
Namespace Prefix:	GBR_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations 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).