Subsequent Events - Additional Information (Detail) (Acquisition, USD $) In Millions	6 Months Ended
Jul. 02, 2011
Danfotech
Subsequent Event [Line Items]
Subsequent Events date	Jul. 05, 2011
Acquisition of business, price	$ 5.6
Maurer
Subsequent Event [Line Items]
Subsequent Events date	Jul. 22, 2011
Acquisition of business, price	4.0
Auto-Bake
Subsequent Event [Line Items]
Subsequent Events date	Aug. 01, 2011
Acquisition of business, price	$ 22.6

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph d
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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Balance Type:	debit
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ Details

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- Definition

Date of subsequent event occurrence or of indication that subsequent event occurred.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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Period Type:	duration