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Composition of Certain Financial Statement Captions (Details 2) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Vacation $ 139 $ 147
Bonuses 46 219
Accrued payroll 21 33
Executive relocation 0 [1] 45 [1]
Employee-related Liabilities, Current, Total $ 206 $ 444
[1] Relates to the hiring of a DCT executive in November 2010.