Annual report pursuant to Section 13 and 15(d)

PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Annual Contributions To The Pension Plans) (Details)

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12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Defined Benefit Plan, Funded Percentage 70.00%  
Company contributions $ 1.1 $ 3.5
Expected company contributions, next fiscal year $ 4.1  
Value of VEBA Trust Assets as a Percentage of the Funding Obligation 0.9  
Pension Benefits [Member]    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Company contributions $ 1.2 35.7
Expected company contributions, next fiscal year 24.5  
Direct Payments [Member]    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Company contributions 1.1 3.5
Expected company contributions, next fiscal year 4.1  
Veba Trust [Member]    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Company contributions 0.0 $ 0.0
Expected company contributions, next fiscal year $ 0.0