Closing price at grant date.

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- Definition

Maximum aggregate value which may be earned by current Other Long Term Incentive Plan participants.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Maximum payout of the target award.

+ Details

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Data Type:	num:percentItemType
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- Definition

Number of shares subject to exercise with respect to performance stock units.

+ Details

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options nonvested number vested during period.

+ Details

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- Definition

Share based compensation arrangement by share based payment award equity instruments other than options nonvested which vested during period weighted average grant date fair value.

+ Details

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- Definition

Share Based Compensation Textuals.

+ Details

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- Definition

As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph h
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, using a decimal to express in number of years.

+ References

+ Details

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- Definition

Description of the estimated period of time over which an employee is required to provide service in exchange for the equity-based payment award, which often is the vesting period. This period may be explicit or implicit based on the terms of the award, and may be presented in a variety of ways (for example, year, month and year, day, month and year, quarter of a year).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph a
-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 Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Description of the period of time over which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, which may be expressed in a variety of ways (for example, in years, month and year).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph a
-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 Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph a
-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 Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Share Based Compensation (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended		6 Months Ended				6 Months Ended		3 Months Ended	6 Months Ended					6 Months Ended
	Jul. 01, 2011 Performance stock options [Member] 2011 Executive LTIP [Member]	Mar. 03, 2011 Performance stock options [Member] 2010 Executive LTIP [Member]	Jul. 01, 2011 Performance stock options [Member] 2009 Executive LTIP [Member]	Jul. 01, 2011 Performance stock unit [Member] 2011 Executive LTIP [Member]	May 26, 2011 Performance stock unit [Member] 2011 Executive LTIP [Member]	Mar. 03, 2011 Performance stock unit [Member] 2011 Executive LTIP [Member]	Jul. 01, 2011 Performance stock unit [Member] 2010 Executive LTIP [Member]	Jul. 01, 2011 Performance stock unit [Member] 2009 Executive LTIP [Member]	Jul. 01, 2011 2011 Executive LTIP [Member]	Jul. 01, 2011 2011 Executive LTIP [Member]	Jul. 01, 2011 2009 Executive LTIP [Member]	Jul. 01, 2011 Other Long Term Incentive Programs [Member]	Jul. 01, 2011 Stock option awards excluding awards issued under LTIP [Member]	Dec. 31, 2010 Stock Awards excluding awards under LTIP [Member]	Jul. 01, 2011 Restricted stock units, excluding awards under the Company's LTIP [Member]
Share Based Compensation (Textuals) [Abstract]
Performance stock options exercise Price equal to closing price at Grant Date					$ 32.51	$ 38.52
Performance Period	12 Months									3 years
Performance period for the performance stock units									3 installments		3 installments
Maximum payout of the target award									200.00%	200.00%
Maximum number of shares to be awarded with respect to performance stock units				262,748			519,800	745,000
Number of shares subject to exercise with respect to performance stock options	359,058	491,842
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value														$ 9.34
Nonvested stock awards, vested during the period														24,960
Maximum total value which may be earned by Other Long Term Incentive Plan participants												$ 2,660
Weighted average remaining period over which unrecognized compensation expense is to be recognized	3.7		1.7	2.7			1.7	0.7				1.5	1.5		1.5
Unrecognized compensation expense on nonvested awards	$ 2,946		$ 2,746	$ 4,299			$ 2,523	$ 1,048				$ 1,192	$ 2,089		$ 3,564