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Consolidated Statements of Comprehensive Loss (Unaudited) (USD $)
In Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Consolidated Statements of Comprehensive Loss [Abstract]        
Net Loss $ (23,430) $ (18,984) $ (37,649) $ (34,940)
Other Comprehensive Income, Net of Taxes:        
Changes Related to Hedge Transactions   1,932   4,011
Comprehensive Loss $ (23,430) $ (17,052) $ (37,649) $ (30,929)