Acquisitions Pro Forma (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2012
Business Acquisition [Line Items]
Net sales	$ 212,584
Cost of sales	150,477
Gross profit	62,107
Selling, general & administrative expenses	43,319
Operating income	18,788
Interest expense, net	2,215
Income before taxes	16,573
Income taxes	6,255
Net income	$ 10,318
Income per basic share	$ 0.31
Income per diluted share	$ 0.30

Business Acquisition, Pro Forma Cost of Sales

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- Definition

Business Acquisition, Pro Forma Gross Profit

+ References

No definition available.

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- Definition

Business Acquisition, Pro Forma Income (Loss) from Continuing Operations

+ References

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- Definition

Business Acquisition, Pro Forma Income Tax Expense (Benefit)

+ References

No definition available.

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- Definition

Business Acquisition, Pro Forma Interest Expense, Net

+ References

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- Definition

Business Acquisition, Pro Forma Operating Income

+ References

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- Definition

Business Acquisition, Pro Forma Selling, General and Administrative Expense

+ References

No definition available.

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- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 54

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 55

-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.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Subparagraph r(2, 3)

-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 pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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