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Loss per Common Share (Reconciliation of the numerator and denominator per share computations) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Numerator:        
Net loss $ (1,533) $ (1,746) $ (5,290) $ (3,199)
Denominator:        
Weighted average common shares outstanding 4,980 4,967 4,978 4,939
Shares used in diluted net loss per common share calculations 4,980 4,967 4,978 4,939
Basic net loss per common share $ (0.31) $ (0.35) $ (1.06) $ (0.65)
Diluted net loss per common share $ (0.31) $ (0.35) $ (1.06) $ (0.65)