Supplemental Balance Sheet Information (Details) (USD $) In Millions	6 Months Ended
Jul. 03, 2011	Jul. 04, 2010	Jan. 02, 2011
Company's product warranty reserve
Beginning Balance	$ 13.0	$ 13.6
Accruals for product warranties charged to expense	2.9	2.5
Cost of product warranty claims	(2.9)	(2.6)
Acquisitions	1.1
Ending Balance	14.1	13.5
Supplemental Balance Sheet Information (Textuals) [Abstract]
Other long-term assets related to deferred compensation plan	34.7		31.9
Accrued liabilities including salaries and wages and other related compensation liabilities	85.5		87.2
Accrued liabilities including customer related deposits and credits	43.0		28.6
Other long-term liabilities related to a deferred compensation plan	$ 34.7		$ 31.9

Accrued liabilities including customer related deposits and credits.

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Supplemental Balance Sheet Information.

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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 17
-Article 5

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-Paragraph 1
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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

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-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Interpretation (FIN)
-Number 45
-Paragraph 14
-Subparagraph b
-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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Liability for a standard product warranty acquired in a business acquisition. Does not include any liability for an extended warranty acquired in a business acquisition.

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-Publisher FASB
-Name FASB Interpretation (FIN)
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Represents the aggregate decrease in the liability for payments made (in cash or in kind) to satisfy claims under the terms of the standard product warranty. Does not include any Increase or Decrease in the liability for payments related to extended product warranties.

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-Paragraph 14
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Represents the aggregate increase in the liability for accruals related to standard product warranties issued during the reporting period. Does not include any increase in the liability for accruals related to extended product warranties.

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