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Interest Expense and Other, Net (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
INTEREST EXPENSE AND OTHER, NET [Abstract]        
Interest expense $ (106) $ (90) $ (308) $ (378)
Amortization of debt issuance costs 0 0 0 (31)
Interest income 1 1 4 14
Total interet expense and other, net $ (105) $ (89) $ (304) $ (395)