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The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation.

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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.

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An amount calculated as a basis for determining the extent of delayed recognition of the effects of changes in the fair value of assets. The expected return on plan assets is determined based on the expected long-term rate of return on plan assets and the market-related value of plan assets.

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The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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Amount of contributions made to multiemployer plans for each period for which a statement of income is presented. An employer may disclose total contributions to multiemployer plans without disaggregating the amounts attributable to pension plans and other postretirement benefit plans.

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The amount of cash or cash equivalents contributed by the entity to fund its pension plans.

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-Paragraph 25

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3536-108585

+ Details

Name:	us-gaap_PensionContributions
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable after one year (or beyond the operating cycle if longer).

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 112

-Paragraph 4, 5, 6

-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 Accounting Standards Codification

-Topic 712

-SubTopic 10

-Section 25

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6410138&loc=d3e79691-111665

+ Details

Name:	us-gaap_PostemploymentBenefitsLiabilityNoncurrent
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Employee Benefit Obligations (Details) In Millions	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
Employee Benefit Obligations (Details) In Millions	Oct. 02, 2011 USD ($)	Sep. 26, 2010 USD ($)	Oct. 02, 2011 USD ($)	Sep. 26, 2010 USD ($)	Dec. 31, 2010 USD ($)	Oct. 02, 2011 U.S. USD ($)	Sep. 26, 2010 U.S. USD ($)	Oct. 02, 2011 U.S. USD ($)	Sep. 26, 2010 U.S. USD ($)	Oct. 02, 2011 Foreign USD ($)	Sep. 26, 2010 Foreign USD ($)	Oct. 02, 2011 Foreign USD ($)	Sep. 26, 2010 Foreign USD ($)	Oct. 02, 2011 Funded plans USD ($)	Sep. 26, 2010 Funded plans USD ($)	Oct. 02, 2011 Unfunded German plans USD ($)	Oct. 02, 2011 Unfunded German plans EUR (€)
Employee Benefit Obligations
Total defined benefit pension liability	$ 536.1		$ 536.1		$ 541.1
Less current portion	(22.9)		(22.9)		(23.4)
Long-term defined benefit pension liability	513.2		513.2		517.7
Retiree medical and other postemployment benefits	190.2		190.2		186.1
Deferred compensation plans	212.9		212.9		224.5
Other	36.0		36.0		35.0
Employee benefit obligations	952.3		952.3		963.3
Components of net periodic benefit cost
Service cost	12.8	12.3	38.4	38.1		10.8	10.6	32.4	32.8	2.0	1.7	6.0	5.3
Interest cost	22.2	21.3	66.6	64.3		14.5	14.1	43.3	42.4	7.7	7.2	23.3	21.9
Expected return on plan assets	(22.3)	(20.6)	(67.0)	(62.0)		(18.1)	(16.8)	(54.1)	(50.8)	(4.2)	(3.8)	(12.9)	(11.2)
Amortization of prior service cost	0.2	0.3	0.6	0.8		0.3	0.3	0.9	1.0	(0.1)		(0.3)	(0.2)
Recognized net actuarial loss	6.9	6.7	20.5	17.7		5.4	5.4	16.1	14.0	1.5	1.3	4.4	3.7
Curtailment loss (gain)		1.7	4.4	1.7			(0.1)	4.4	(0.1)		1.8		1.8
Subtotal	19.8	21.7	63.5	60.6		12.9	13.5	43.0	39.3	6.9	8.2	20.5	21.3
Multi-employer plans	0.3	0.6	1.1	1.4		0.3	0.6	1.1	1.4
Net periodic benefit cost	20.1	22.3	64.6	62.0		13.2	14.1	44.1	40.7	6.9	8.2	20.5	21.3
Contributions to pension plans														20.6	51.9	18.7	13.3
Expected contributions to pension plans for the full year														30
Expected benefit payments to plan participants for the full year																$ 25	€ 18