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Retirement Plans And Other Postretirement Benefits (Narrative) (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]      
Pension and other postretirement liabilities $ 50,300,000 $ 92,100,000  
Percentage of change in health care cost trend rate assumptions would be immaterial 1.00%    
Expected benefit payments in 2014 for non-collective bargaining 7,500,000    
Term of estimated benefit payments for fixed income securities, minimum 1 year    
Term of estimated benefit payments for fixed income securities, maximum 2 years    
Defined benefit, average remaining duration of benefit payments for pension plans 11 years 4 months 26 days    
Pension Plan
      
Defined Benefit Plan Disclosure [Line Items]      
Defined benefit plan, expect to required contributions 200,000    
Unfunded Non-Qualified Supplemental Pension Plan
      
Defined Benefit Plan Disclosure [Line Items]      
Projected benefit obligation to unfunded plan 2,400,000 2,800,000  
Pension Expense 100,000 100,000 100,000
Films Manufacturing Facility In Kerkrade | Multiemployer Plans, Pension
      
Defined Benefit Plan Disclosure [Line Items]      
Number of employees participating in pension plan 98    
Multi-employer pension plan, pension expenses $ 500,000 $ 500,000 $ 600,000