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Basis of Presentation (Details 2) (USD $)
6 Months Ended
Jun. 30, 2014
Multiemployer Plans [Line Items]  
Annual Withdrawal Liability Payment $ 142,000
Discount Rate 5.00%
Cost of Sales
 
Multiemployer Plans [Line Items]  
Pension and Other Postretirement Benefit Expense $ 2,900,000