Property, Plant And Equipment (Summary Of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 5,783,257	$ 5,130,213
Less accumulated depreciation and amortization	2,636,139	2,427,003
Net property, plant and equipment	3,147,118	2,703,210
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	305,943	294,553
Buildings and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	1,120,193	977,411
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	3,750,787	3,324,657
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	133,857	121,147
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	68,977	63,985
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 403,500	$ 348,460