8. Accounts Payable and Accrued Expenses (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Accounts payable and accrued expenses
Accounts payable	$ 0	$ 1
Accrued audit & professional	30	36
Accrued consulting fees-related party	1	1
Environmental remediation obligations	70	70
Accrued debenture fees	100	8
Accrued miscellaneous	2	2
Total	203	118
Accrued real estate taxes consisted of:
Accrued real estate taxes	$ 6	$ 8

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Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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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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Present value of the accrual for environmental loss contingencies.

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Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. 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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