Accounting for Income Taxes (Details)	6 Months Ended
	Jul. 29, 2012
Internal Revenue Service (IRS) [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Open Tax Year	2009
Internal Revenue Service (IRS) [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Open Tax Year	2011
State and Local Jurisdiction [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Open Tax Year	2008
State and Local Jurisdiction [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Open Tax Year	2011