Number of shares granted for each share issued under the plan, excluding options.

No definition available.

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Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period

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Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Per Share

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Number of share-based compensatio plans under which share-based awards currently can be granted

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Share-based Compensation Arrangement by Share-based Payment Award, Requisite Service Period for Performance Purposes

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Aggregate unrecognized cost of share-based awards, other than options, made to employees under an equity-based compensation plan, that have yet to vest.

+ References

No definition available.

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- Definition

Aggregate unrecognized cost of option awards made to employees under a stock option plan or plans, that have yet to vest.

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No definition available.

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- Definition

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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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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-SubTopic 10

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The total fair value of equity-based awards for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

+ References

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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).

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-Publisher FASB

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-Paragraph A240

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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SHARE-BASED COMPENSATION - Narrative (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2012 plan	Jan. 01, 2012	Jan. 02, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of plans	2
Total compensation expense	$ 2,706	$ 1,905	$ 1,891
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend rate per share		$ 0.05
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend rate per share		$ 0.10
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period	10 years
Share based compensation, vesting period	4 years
Estimated weighted-average fair value of stock options granted	$ 4.55	$ 8.15	$ 13.75
Total compensation cost not yet recognized, stock options	1,901
Total compensation cost not yet recognized, period for recognition	1 year 1 month 6 days
Stock options \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend rate per share			$ 0.25
Stock options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividend rate per share			$ 0.50
Stock awards, performance-based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation cost not yet recognized, period for recognition	1 year 2 months 12 days
Weighted average grant date fair value (in dollars per share)	$ 7.85
Equity instruments other than options, vested in period, total fair value	62	134
Total compensation cost not yet recognized, share-based awards other than options	809
Stock awards, performance-based \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Requisite Service Period for Performance Purposes	1 year
Stock awards, performance-based \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Requisite Service Period for Performance Purposes	2 years
Stock awards, service-based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation, vesting period	4 years
Total compensation cost not yet recognized, period for recognition	1 year 10 months 24 days
Weighted average grant date fair value (in dollars per share)	$ 7.85	$ 16.95	$ 21.70
Equity instruments other than options, vested in period, total fair value	84	229	253
Total compensation cost not yet recognized, share-based awards other than options	$ 929
Equity Incentive Plan, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized	5,780,000
Ratio of actually granted to issued	2
Equity Incentive Plan, 2002
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized	3,500,000