Amount of cash paid to acquire the entity.

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-Number 141R

-Paragraph 68

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of cash and cash equivalents acquired in a business combination.

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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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- Definition

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

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 51

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

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-Paragraph 53

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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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Acquisition, Alexco Purchase Price Allocation Table (Details) (USD $) In Millions, unless otherwise specified	Jan. 03, 2011 Alexco	Jan. 03, 2011 Alexco Customer relationships	Jan. 03, 2011 Alexco Backlog	Jan. 03, 2011 Alexco Trademark and trade name	Aug. 09, 2010 Nichols
Business Acquisition [Line Items]
Cash	$ 4.9
Accounts receivable, net	3.6
Inventory	6.6				3.9
Property, plant and equipment	4.5				4.2
Definite-lived intangible assets		34.7	0.3	0.4	4.3
Goodwill	34.1				3.1
Accounts payable and other current liabilities	(1.0)				2.1
Cash consideration paid	$ 88.1