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Other Income (Expense) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Other income (expense) $ 5 $ 21 $ (302) $ 16
Distribution in excess of carrying value 0 0 3,058 0
Foreign currency gain (loss) (2,881) 197 (2,940) (844)
Gain (loss) on sale of assets 0 (4) 0 19
Other income (expense), net $ (2,876) $ 214 $ (184) $ (809)