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Condensed Consolidated Financial Statements Reclassification (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Sales, general and administrative expense $ 29,876 $ 35,654
Other income (expense) (2,299) 442
As Previously Reported
   
Sales, general and administrative expense   35,212
Other income (expense)   0
After Reclassification
   
Sales, general and administrative expense   35,654
Other income (expense)   $ 442