Consolidated Statements of Stockholders' Equity (Parenthetical) (USD $)	12 Months Ended
Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Shares issued under stock incentive plans, net of forfeitures	795,523	2,068,751	2,992,428
Shares issued for stock options exercised, net	639,655
Shares acquired for treasury	379,782us-gaap_TreasuryStockSharesAcquired	17,085us-gaap_TreasuryStockSharesAcquired	354,411us-gaap_TreasuryStockSharesAcquired
Issuance of performance-based shares, shares		785,458	394,608
Treasury shares issued	35,484	26,590	20,766
Cash dividends declared per share	$ 0.24	$ 0.24	$ 0.24

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: 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 3: 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 4: 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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- Definition

Number of treasury shares (units) reissued during the period, excluding reissuance of shares (units) held in treasury used to satisfy equity-based compensation obligations exercised by the holders of such rights. Upon reissuance of shares (units) from treasury, either the common or preferred stock (unit) reissued is outstanding.

+ References

+ Details

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

+ Details

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- Definition

Issuance of performance based shares, shares.

+ References

No definition available.

+ Details

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- Definition

The number of shares issued as a result of the exercise of stock options, net of swaps or shares surrendered for tax withholdings.

+ References

No definition available.

+ Details

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