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Summary Of Significant Accounting Policies (Other Expense (Income), Net) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Component of Other Expense (Income), net [Line Items]        
Write Off Of Deposits And Pre Acquisition Costs $ 1,688 $ 250 $ 3,152 $ 591
Loss on debt retirements 0 23,072 8,584 23,072
Amortization of intangible assets 3,275 3,275 6,550 6,550
Other Nonoperating Expense 4,361 30,742 4,869 31,898
Other expense (income), net $ 9,324 $ 57,339 $ 23,155 $ 62,111