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STOCK-BASED COMPENSATION - Employee Stock Purchase Plan (Details) - Employee stock purchase plan - $ / shares	12 Months Ended
	Dec. 25, 2015	Dec. 26, 2014	Dec. 27, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
ESPP shares reserved for purchase	1,000,000
Maximum employee subscription rate	10.00%
Purchase price of common stock, percent of market value	85.00%
Employee stock purchase plan requisite service period	1 month
Stock Issued During Period, Shares, Employee Stock Purchase Plans	68,000	64,000	69,000
Stock Issued During Period, Employee Stock Purchase Plans, Weighted Average Exercise Price	$ 20.65	$ 21.55	$ 17.10

X

- Definition

The service period to qualify employees for stock purchases under the employee stock purchase plan, which begins on the enrollment date and ends on the purchase date.

+ References

No definition available.

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- Definition

Stock Issued During Period, Employee Stock Purchase Plans, Weighted Average Exercise Price

+ References

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

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.

+ References

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- Definition

The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.

+ 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

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

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X

- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

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