Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.

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

+ References

No definition available.

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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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- Definition

The number of grants made 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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- Definition

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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

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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

-Name Statement of Financial Accounting Standard (FAS)

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-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.

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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.

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- Definition

The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on options which were exercised (or share units converted) into shares during the reporting period under the plan.

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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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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph A240

-Subparagraph c(1)

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- Definition

Number of share instruments newly issued under a share-based compensation plan.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Grants Available Upon Meeting Target

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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, Number of Plans With Shares Available For Grant

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Stock-Based Compensation (Details Textual) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended						3 Months Ended					3 Months Ended		3 Months Ended		3 Months Ended
	May 04, 2013 plan	Apr. 28, 2012	May 04, 2013 Common Stock Class A [Member]	May 19, 2010 Common Stock Class A [Member] 2005 Plan [Member]	Jul. 20, 2005 Common Stock Class A [Member] 2005 Plan [Member]	May 04, 2013 Restricted Stock [Member]	May 04, 2013 Restricted Stock [Member] 2005 Plan [Member]	Apr. 28, 2012 Restricted Stock [Member] 2005 Plan [Member]	May 04, 2013 Restricted Stock [Member] Minimum [Member] 2005 Plan [Member]	May 04, 2013 Restricted Stock [Member] Maximum [Member] 2005 Plan [Member]	May 04, 2013 Restricted Stock Units (RSUs) [Member]	May 04, 2013 Restricted Stock Units (RSUs) [Member] 2005 Plan [Member]	May 04, 2013 Performance Shares [Member]	May 04, 2013 Performance Shares [Member] 2005 Plan [Member]	May 04, 2013 Performance Stock Units (PSUs) [Member]	May 04, 2013 Performance Stock Units (PSUs) [Member] 2005 Plan [Member]	May 04, 2013 Nonvested Restricted Common Stock and Performance Shares [Member]	May 04, 2013 Stock Options [Member]	May 04, 2013 Stock Options [Member] Minimum [Member]	May 04, 2013 Stock Options [Member] Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of plans with shares available for grant	1
Issuance of incentive awards of Common Stock				17,500,000	12,500,000
Aggregate common stock issued			22,557,528
Shares available for future grants	4,477,643
Award expiration period																			5 years	10 years
Unrecognized compensation expenses, stock options	$ 0.5					$ 2.1					$ 0.2		$ 0.4		$ 0.1		$ 2.8
Average Period of recognition for unrecognized Compensation expenses																	2 years 3 months 3 days	1 year 7 months 3 days
Weighted average grant date fair value	$ 0.91	$ 1.22
Total intrinsic value for options exercised (less than $.1 million)	0.1	0.1
Cash received from option exercises (less than $.1 million)	$ 0.1	$ 0.1
Award vesting period									1 year	3 years									3 years	5 years
Shares granted							234,759	174,580				79,339		261,533		171,900	747,531
Stock granted, weighted average grant date fair value per share							$ 3.03	$ 3.58				$ 2.95		$ 2.95		$ 2.95	$ 3.00
Additional grants available upon meeting target																26,446