Income Taxes Items Affecting Statutory Corporate Tax Rate (Details) (USD $)	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Income Tax Disclosure [Abstract]
Provision at statutory rate	35.00%	35.00%	35.00%
Income Tax Reconciliation, State and Local Income Taxes	$ 0.013	$ 0.022	$ 0.022
Tax-exempt interest income	0.00%	(0.20%)	(0.10%)
Effective Income Tax Rate Reconciliation, Tax Credits	(0.60%)	(0.30%)	(0.30%)
Provision for income taxes	35.70%	36.70%	36.80%

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).

+ References

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

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-Name Accounting Standards Codification

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