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Redeemable Noncontrolling Interest (Narrative) (Details) - Latin America [Member] - USD ($)
$ in Millions
Dec. 09, 2016
Oct. 01, 2012
Oct. 01, 2016
Redeemable Noncontrolling Interest [Line Items]      
Payments to acquire additional interest in subsidiaries $ 18.0    
Disposed of by Sale [Member]      
Redeemable Noncontrolling Interest [Line Items]      
Noncontrolling interest, ownership percentage by parent     40.00%
ProCables S.A. [Member]      
Redeemable Noncontrolling Interest [Line Items]      
Percentage of interests acquired   60.00%  
Term after no-transfer period that shareholders may exercise   36 months  
Percentage of voting interests to be purchased   40.00%  
ProCables S.A. [Member] | Seller [Member]      
Redeemable Noncontrolling Interest [Line Items]      
Ownership percentage by noncontrolling owners   40.00%  
Noncontrolling interest, ownership percentage by parent   40.00%