Reportable Segment Information (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 segment	Jun. 30, 2012
Segment Reporting Information [Line Items]
Number of Operating Segments			4
Reportable Segment Information (Textual) [Abstract]
Net external sales	$ 2,713,889,000	$ 2,573,022,000	$ 4,881,057,000	$ 4,709,366,000
Segment profit	467,332,000	405,052,000	705,787,000	621,594,000
Reportable Segment Information (Additional Textual) [Abstract]
Export sales and sales to any individual customer			less than 10 percent of consolidated sales to unaffiliated customers
Foreign Subsidiaries [Member]
Reportable Segment Information (Textual) [Abstract]
Net external sales	531,600,000	491,900,000	1,048,000,000	993,800,000
Segment profit	5,600,000	32,500,000	31,200,000	67,300,000
Long-Lived Assets	$ 765,900,000	$ 637,700,000	$ 765,900,000	$ 637,700,000