Segment Results (Financial Information By Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Segment Results
Number of reportable segments			5
Net sales	$ 643,773	$ 552,814	$ 1,254,793	$ 1,083,105
Operating profit (loss)	79,943	65,304	152,803	118,584
Interest income	389	236	679	461
Interest expense	(6,429)	(6,657)	(13,051)	(13,383)
Miscellaneous - net	(290)	(604)	3,335	(625)
Income before income taxes	$ 73,613	$ 58,279	$ 143,766	$ 105,037

Number of reportable segments.

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- Definition

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

+ References

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-Publisher FASB
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-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690

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- Definition

The cost of borrowed funds accounted for as interest that was charged against earnings during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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- Definition

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+ References

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-Publisher SEC
-Name Regulation S-X (SX)
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-Paragraph 2
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The net result for the period of deducting operating expenses from operating revenues.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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-Publisher SEC
-Name Regulation S-X (SX)
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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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-Publisher SEC
-Name Regulation S-X (SX)
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