STOCK-BASED COMPENSATION - Stock Options (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
Sep. 27, 2013
Shares
Outstanding, December 28, 2012 (in shares)	639
Exercised (in shares)	(449)
Expired/Forfeited (in shares)	(111)
Outstanding, September 27, 2013 (in shares)	79
Weighted Average Exercise Price
Outstanding, December 28, 2012 (in dollars per share)	$ 16.91
Exercised (in dollars per share)	$ 16.09
Expired/Forfeited (in dollars per share)	$ 21.24
Outstanding, September 27, 2013 (in dollars per share)	$ 15.23
Additional Disclosures
Exercisable, September 27, 2013 (in shares)	79
Exercisable, September 27, 2013 (in dollars per share)	$ 15.23
Stock option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Option maximum contractual term	7 years
Maximum \| Stock option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option maximum contractual term	10 years

Period 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, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Number of share options (or share units) exercised during the current period.

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