Acquisitions (Details) (Westermeyer Industries, Inc. [Member], USD $) In Millions, unless otherwise specified	Aug. 16, 2012
Westermeyer Industries, Inc. [Member]
Business Acquisition [Line Items]
Portion of outstanding stock acquired (in hundredths)	100.00%
Cost of acquisition	$ 11.5
Fair value of assets acquired	7.5
Fair value of assets acquired - receivables	2.0
Fair value of assets acquired - inventories	1.9
Fair value of assets acquired - property, plant and equipment	3.6
Fair value of assets acquired - current liabilities	1.0
Remaining purchase price allocated to goodwill	2.4
Remaining purchase price allocated to other intangible assets	$ 2.7

Amount of cash paid to acquire the entity.

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Percentage of voting equity interests acquired in the business combination.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.

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The amount of acquisition cost of a business combination allocated to receivables.

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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Amount of acquisition cost of a business combination allocated to assets, excluding financial assets and goodwill, lacking physical substance.

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The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

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