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Summary of Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified			12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Engineering drawings	Dec. 31, 2013 Minimum Patents	Dec. 31, 2013 Minimum Customer relationships	Dec. 31, 2013 Maximum Patents	Dec. 31, 2013 Maximum Customer relationships
Inventories
Percentage of the company's inventories valued using the first-in, first-out (FIFO) method	87.00%	88.00%
Increase in inventories if the FIFO inventory valuation method had been used exclusively	$ 36.2	$ 36.6
Estimated useful lives of other intangible assets
Finite-Lived Intangible Asset, Useful Life			15 years	10 years	10 years	20 years	20 years

X

- Definition

The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.6(c))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 6

-Subparagraph c

-Article 5

+ Details

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

The percentage of FIFO (first in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

+ References

No definition available.

+ Details

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