Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Abstract]
Land	$ 32,618	$ 42,992
Buildings	299,652	364,844
Machinery, equipment and fixtures	2,289,966	2,617,344
Leasehold improvements	294,548	314,555
Construction in progress	94,615	66,734
Property, plant and equipment, gross	3,011,399	3,406,469
Less accumulated depreciation	(2,083,857)	(2,325,232)
Property, plant and equipment, net	$ 927,542	$ 1,081,237