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Note 9 - Accrued Expenses (Detail) - Accrued Expenses (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Payroll and related liabilities $ 558 $ 587
Taxes payable and other 75 236
$ 633 $ 823 [1]
[1] Derived from audited financial statements included in the 2012 Annual Report.