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EQUITY AND STOCK-BASED COMPENSATION (Details) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2012 | Oct. 01, 2011 | Sep. 29, 2012 | Oct. 01, 2011
Earnings Per Share |  |  |  |
Weighted-average shares outstanding used in basic income per share | 49,958,000 | 50,618,000 | 50,174,000 | 50,480,000
Dilutive securities-employee stock options and restricted stock units | 80,000 | 186,000 | 625,000 | 559,000
Weighted-average number of common and dilutive securities used for calculating diluted income per share | 50,038,000 | 50,804,000 | 50,799,000 | 51,039,000
Stock-based Compensation |  |  |  |
Classification of excess tax benefits from stock-based compensation as financing cash flows |  |  | $ 3.4 | $ 6.5
Compensation expense |  |  | 33.9 | 32.9
Related tax benefit |  |  | $ 12.9 | $ 12.3
Stock options |  |  |  |
Stock-Based Compensation |  |  |  |
The number of options or units that were excluded from the computation of diluted earnings per share (in shares) | 3,000 | 128,000 | 3,000 | 93,000
Unvested restricted stock units |  |  |  |
Stock-Based Compensation |  |  |  |
The number of options or units that were excluded from the computation of diluted earnings per share (in shares) | 1,784,000 | 1,316,000 | 931,000 | 443,000
2002 Stock Compensation Plan |  |  |  |
Stock-based Compensation |  |  |  |
Shares available for grant | 3,423,000 |  | 3,423,000 |
2006 Non-Employee Directors' Stock Incentive Plan ("Directors' Plan") |  |  |  |
Stock-based Compensation |  |  |  |
Shares available for grant | 13,000 |  | 13,000 |
Vesting period |  |  | 3 years |
Stock Options granted to key employees |  |  |  |
Stock-based Compensation |  |  |  |
Vesting period |  |  | 3 years |
Restricted stock and restricted stock units |  |  |  |
Stock-based Compensation |  |  |  |
Reduction of shares available for grant | 2 |  | 2 |
Portion of the grant that will vest if the Company outperforms the S&P composite index for the prior year |  |  | one-third |
Vesting period |  |  | 3 years |
Maximum period over which the fair value of restricted stock and restricted stock units are amortized (in years) |  |  | 3 |

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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 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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