Income Taxes Items Affecting Statutory Corporate Tax Rate (Details)	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Income Tax Disclosure [Abstract]
Provision at statutory rate	35.00%	35.00%	35.00%
State income taxes, net of federal tax benefit	2.20%	2.70%	2.70%
Tax-exempt interest income	(0.10%)	0.00%	(0.30%)
Federal HIRE Act tax credit	0.00%	(0.40%)	0.00%
Other Federal tax credits	(0.30%)	(0.10%)	0.00%
Provision for income taxes	36.80%	37.20%	37.40%